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Merge pull request #1502 from pherl/master 

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java/src/main/java/com/google/protobuf/AbstractMessage.java deleted 100644 → 0
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// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package com.google.protobuf;
import com.google.protobuf.Descriptors.EnumValueDescriptor;
import com.google.protobuf.Descriptors.FieldDescriptor;
import com.google.protobuf.Descriptors.OneofDescriptor;
import com.google.protobuf.Internal.EnumLite;
import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
/**
* A partial implementation of the {@link Message} interface which implements
* as many methods of that interface as possible in terms of other methods.
*
* @author kenton@google.com Kenton Varda
*/
public abstract class AbstractMessage
// TODO(dweis): Update GeneratedMessage to parameterize with MessageType and BuilderType.
extends AbstractMessageLite
implements Message {
@Override
public boolean isInitialized() {
return MessageReflection.isInitialized(this);
}
@Override
public List<String> findInitializationErrors() {
return MessageReflection.findMissingFields(this);
}
@Override
public String getInitializationErrorString() {
return MessageReflection.delimitWithCommas(findInitializationErrors());
}
/** TODO(jieluo): Clear it when all subclasses have implemented this method. */
@Override
public boolean hasOneof(OneofDescriptor oneof) {
throw new UnsupportedOperationException("hasOneof() is not implemented.");
}
/** TODO(jieluo): Clear it when all subclasses have implemented this method. */
@Override
public FieldDescriptor getOneofFieldDescriptor(OneofDescriptor oneof) {
throw new UnsupportedOperationException(
"getOneofFieldDescriptor() is not implemented.");
}
@Override
public final String toString() {
return TextFormat.printToString(this);
}
@Override
public void writeTo(final CodedOutputStream output) throws IOException {
MessageReflection.writeMessageTo(this, getAllFields(), output, false);
}
protected int memoizedSize = -1;
@Override
public int getSerializedSize() {
int size = memoizedSize;
if (size != -1) {
return size;
}
memoizedSize = MessageReflection.getSerializedSize(this, getAllFields());
return memoizedSize;
}
@Override
public boolean equals(final Object other) {
if (other == this) {
return true;
}
if (!(other instanceof Message)) {
return false;
}
final Message otherMessage = (Message) other;
if (getDescriptorForType() != otherMessage.getDescriptorForType()) {
return false;
}
return compareFields(getAllFields(), otherMessage.getAllFields()) &&
getUnknownFields().equals(otherMessage.getUnknownFields());
}
@Override
public int hashCode() {
int hash = memoizedHashCode;
if (hash == 0) {
hash = 41;
hash = (19 * hash) + getDescriptorForType().hashCode();
hash = hashFields(hash, getAllFields());
hash = (29 * hash) + getUnknownFields().hashCode();
memoizedHashCode = hash;
}
return hash;
}
private static ByteString toByteString(Object value) {
if (value instanceof byte[]) {
return ByteString.copyFrom((byte[]) value);
} else {
return (ByteString) value;
}
}
/**
* Compares two bytes fields. The parameters must be either a byte array or a
* ByteString object. They can be of different type though.
*/
private static boolean compareBytes(Object a, Object b) {
if (a instanceof byte[] && b instanceof byte[]) {
return Arrays.equals((byte[])a, (byte[])b);
}
return toByteString(a).equals(toByteString(b));
}
/**
* Converts a list of MapEntry messages into a Map used for equals() and
* hashCode().
*/
@SuppressWarnings({"rawtypes", "unchecked"})
private static Map convertMapEntryListToMap(List list) {
if (list.isEmpty()) {
return Collections.emptyMap();
}
Map result = new HashMap();
Iterator iterator = list.iterator();
Message entry = (Message) iterator.next();
Descriptors.Descriptor descriptor = entry.getDescriptorForType();
Descriptors.FieldDescriptor key = descriptor.findFieldByName("key");
Descriptors.FieldDescriptor value = descriptor.findFieldByName("value");
Object fieldValue = entry.getField(value);
if (fieldValue instanceof EnumValueDescriptor) {
fieldValue = ((EnumValueDescriptor) fieldValue).getNumber();
}
result.put(entry.getField(key), fieldValue);
while (iterator.hasNext()) {
entry = (Message) iterator.next();
fieldValue = entry.getField(value);
if (fieldValue instanceof EnumValueDescriptor) {
fieldValue = ((EnumValueDescriptor) fieldValue).getNumber();
}
result.put(entry.getField(key), fieldValue);
}
return result;
}
/**
* Compares two map fields. The parameters must be a list of MapEntry
* messages.
*/
@SuppressWarnings({"rawtypes", "unchecked"})
private static boolean compareMapField(Object a, Object b) {
Map ma = convertMapEntryListToMap((List) a);
Map mb = convertMapEntryListToMap((List) b);
return MapFieldLite.equals(ma, mb);
}
/**
* Compares two set of fields.
* This method is used to implement {@link AbstractMessage#equals(Object)}
* and {@link AbstractMutableMessage#equals(Object)}. It takes special care
* of bytes fields because immutable messages and mutable messages use
* different Java type to reprensent a bytes field and this method should be
* able to compare immutable messages, mutable messages and also an immutable
* message to a mutable message.
*/
static boolean compareFields(Map<FieldDescriptor, Object> a,
Map<FieldDescriptor, Object> b) {
if (a.size() != b.size()) {
return false;
}
for (FieldDescriptor descriptor : a.keySet()) {
if (!b.containsKey(descriptor)) {
return false;
}
Object value1 = a.get(descriptor);
Object value2 = b.get(descriptor);
if (descriptor.getType() == FieldDescriptor.Type.BYTES) {
if (descriptor.isRepeated()) {
List list1 = (List) value1;
List list2 = (List) value2;
if (list1.size() != list2.size()) {
return false;
}
for (int i = 0; i < list1.size(); i++) {
if (!compareBytes(list1.get(i), list2.get(i))) {
return false;
}
}
} else {
// Compares a singular bytes field.
if (!compareBytes(value1, value2)) {
return false;
}
}
} else if (descriptor.isMapField()) {
if (!compareMapField(value1, value2)) {
return false;
}
} else {
// Compare non-bytes fields.
if (!value1.equals(value2)) {
return false;
}
}
}
return true;
}
/**
* Calculates the hash code of a map field. {@code value} must be a list of
* MapEntry messages.
*/
@SuppressWarnings("unchecked")
private static int hashMapField(Object value) {
return MapFieldLite.calculateHashCodeForMap(convertMapEntryListToMap((List) value));
}
/** Get a hash code for given fields and values, using the given seed. */
@SuppressWarnings("unchecked")
protected static int hashFields(int hash, Map<FieldDescriptor, Object> map) {
for (Map.Entry<FieldDescriptor, Object> entry : map.entrySet()) {
FieldDescriptor field = entry.getKey();
Object value = entry.getValue();
hash = (37 * hash) + field.getNumber();
if (field.isMapField()) {
hash = (53 * hash) + hashMapField(value);
} else if (field.getType() != FieldDescriptor.Type.ENUM){
hash = (53 * hash) + value.hashCode();
} else if (field.isRepeated()) {
List<? extends EnumLite> list = (List<? extends EnumLite>) value;
hash = (53 * hash) + Internal.hashEnumList(list);
} else {
hash = (53 * hash) + Internal.hashEnum((EnumLite) value);
}
}
return hash;
}
/**
* Package private helper method for AbstractParser to create
* UninitializedMessageException with missing field information.
*/
@Override
UninitializedMessageException newUninitializedMessageException() {
return Builder.newUninitializedMessageException(this);
}
// =================================================================
/**
* A partial implementation of the {@link Message.Builder} interface which
* implements as many methods of that interface as possible in terms of
* other methods.
*/
@SuppressWarnings("unchecked")
public static abstract class Builder<BuilderType extends Builder<BuilderType>>
extends AbstractMessageLite.Builder
implements Message.Builder {
// The compiler produces an error if this is not declared explicitly.
@Override
public abstract BuilderType clone();
/** TODO(jieluo): Clear it when all subclasses have implemented this method. */
@Override
public boolean hasOneof(OneofDescriptor oneof) {
throw new UnsupportedOperationException("hasOneof() is not implemented.");
}
/** TODO(jieluo): Clear it when all subclasses have implemented this method. */
@Override
public FieldDescriptor getOneofFieldDescriptor(OneofDescriptor oneof) {
throw new UnsupportedOperationException(
"getOneofFieldDescriptor() is not implemented.");
}
/** TODO(jieluo): Clear it when all subclasses have implemented this method. */
@Override
public BuilderType clearOneof(OneofDescriptor oneof) {
throw new UnsupportedOperationException("clearOneof() is not implemented.");
}
@Override
public BuilderType clear() {
for (final Map.Entry<FieldDescriptor, Object> entry :
getAllFields().entrySet()) {
clearField(entry.getKey());
}
return (BuilderType) this;
}
@Override
public List<String> findInitializationErrors() {
return MessageReflection.findMissingFields(this);
}
@Override
public String getInitializationErrorString() {
return MessageReflection.delimitWithCommas(findInitializationErrors());
}
@Override
protected BuilderType internalMergeFrom(AbstractMessageLite other) {
return mergeFrom((Message) other);
}
@Override
public BuilderType mergeFrom(final Message other) {
if (other.getDescriptorForType() != getDescriptorForType()) {
throw new IllegalArgumentException(
"mergeFrom(Message) can only merge messages of the same type.");
}
// Note: We don't attempt to verify that other's fields have valid
// types. Doing so would be a losing battle. We'd have to verify
// all sub-messages as well, and we'd have to make copies of all of
// them to insure that they don't change after verification (since
// the Message interface itself cannot enforce immutability of
// implementations).
// TODO(kenton): Provide a function somewhere called makeDeepCopy()
// which allows people to make secure deep copies of messages.
for (final Map.Entry<FieldDescriptor, Object> entry :
other.getAllFields().entrySet()) {
final FieldDescriptor field = entry.getKey();
if (field.isRepeated()) {
for (final Object element : (List)entry.getValue()) {
addRepeatedField(field, element);
}
} else if (field.getJavaType() == FieldDescriptor.JavaType.MESSAGE) {
final Message existingValue = (Message)getField(field);
if (existingValue == existingValue.getDefaultInstanceForType()) {
setField(field, entry.getValue());
} else {
setField(field,
existingValue.newBuilderForType()
.mergeFrom(existingValue)
.mergeFrom((Message)entry.getValue())
.build());
}
} else {
setField(field, entry.getValue());
}
}
mergeUnknownFields(other.getUnknownFields());
return (BuilderType) this;
}
@Override
public BuilderType mergeFrom(final CodedInputStream input)
throws IOException {
return mergeFrom(input, ExtensionRegistry.getEmptyRegistry());
}
@Override
public BuilderType mergeFrom(
final CodedInputStream input,
final ExtensionRegistryLite extensionRegistry)
throws IOException {
final UnknownFieldSet.Builder unknownFields =
UnknownFieldSet.newBuilder(getUnknownFields());
while (true) {
final int tag = input.readTag();
if (tag == 0) {
break;
}
MessageReflection.BuilderAdapter builderAdapter =
new MessageReflection.BuilderAdapter(this);
if (!MessageReflection.mergeFieldFrom(input, unknownFields,
extensionRegistry,
getDescriptorForType(),
builderAdapter,
tag)) {
// end group tag
break;
}
}
setUnknownFields(unknownFields.build());
return (BuilderType) this;
}
@Override
public BuilderType mergeUnknownFields(final UnknownFieldSet unknownFields) {
setUnknownFields(
UnknownFieldSet.newBuilder(getUnknownFields())
.mergeFrom(unknownFields)
.build());
return (BuilderType) this;
}
@Override
public Message.Builder getFieldBuilder(final FieldDescriptor field) {
throw new UnsupportedOperationException(
"getFieldBuilder() called on an unsupported message type.");
}
@Override
public Message.Builder getRepeatedFieldBuilder(final FieldDescriptor field, int index) {
throw new UnsupportedOperationException(
"getRepeatedFieldBuilder() called on an unsupported message type.");
}
@Override
public String toString() {
return TextFormat.printToString(this);
}
/**
* Construct an UninitializedMessageException reporting missing fields in
* the given message.
*/
protected static UninitializedMessageException
newUninitializedMessageException(Message message) {
return new UninitializedMessageException(
MessageReflection.findMissingFields(message));
}
// ===============================================================
// The following definitions seem to be required in order to make javac
// not produce weird errors like:
//
// java/com/google/protobuf/DynamicMessage.java:203: types
// com.google.protobuf.AbstractMessage.Builder<
// com.google.protobuf.DynamicMessage.Builder> and
// com.google.protobuf.AbstractMessage.Builder<
// com.google.protobuf.DynamicMessage.Builder> are incompatible; both
// define mergeFrom(com.google.protobuf.ByteString), but with unrelated
// return types.
//
// Strangely, these lines are only needed if javac is invoked separately
// on AbstractMessage.java and AbstractMessageLite.java. If javac is
// invoked on both simultaneously, it works. (Or maybe the important
// point is whether or not DynamicMessage.java is compiled together with
// AbstractMessageLite.java -- not sure.) I suspect this is a compiler
// bug.
@Override
public BuilderType mergeFrom(final ByteString data)
throws InvalidProtocolBufferException {
return (BuilderType) super.mergeFrom(data);
}
@Override
public BuilderType mergeFrom(
final ByteString data,
final ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
return (BuilderType) super.mergeFrom(data, extensionRegistry);
}
@Override
public BuilderType mergeFrom(final byte[] data)
throws InvalidProtocolBufferException {
return (BuilderType) super.mergeFrom(data);
}
@Override
public BuilderType mergeFrom(
final byte[] data, final int off, final int len)
throws InvalidProtocolBufferException {
return (BuilderType) super.mergeFrom(data, off, len);
}
@Override
public BuilderType mergeFrom(
final byte[] data,
final ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
return (BuilderType) super.mergeFrom(data, extensionRegistry);
}
@Override
public BuilderType mergeFrom(
final byte[] data, final int off, final int len,
final ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
return (BuilderType) super.mergeFrom(data, off, len, extensionRegistry);
}
@Override
public BuilderType mergeFrom(final InputStream input)
throws IOException {
return (BuilderType) super.mergeFrom(input);
}
@Override
public BuilderType mergeFrom(
final InputStream input,
final ExtensionRegistryLite extensionRegistry)
throws IOException {
return (BuilderType) super.mergeFrom(input, extensionRegistry);
}
@Override
public boolean mergeDelimitedFrom(final InputStream input)
throws IOException {
return super.mergeDelimitedFrom(input);
}
@Override
public boolean mergeDelimitedFrom(
final InputStream input,
final ExtensionRegistryLite extensionRegistry)
throws IOException {
return super.mergeDelimitedFrom(input, extensionRegistry);
}
}
}
java/src/main/java/com/google/protobuf/AbstractMessageLite.java deleted 100644 → 0
View file @ 9d0f5605
// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package com.google.protobuf;
import java.io.FilterInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Collection;
/**
* A partial implementation of the {@link MessageLite} interface which
* implements as many methods of that interface as possible in terms of other
* methods.
*
* @author kenton@google.com Kenton Varda
*/
public abstract class AbstractMessageLite<
MessageType extends AbstractMessageLite<MessageType, BuilderType>,
BuilderType extends AbstractMessageLite.Builder<MessageType, BuilderType>>
implements MessageLite {
protected int memoizedHashCode = 0;
@Override
public ByteString toByteString() {
try {
final ByteString.CodedBuilder out =
ByteString.newCodedBuilder(getSerializedSize());
writeTo(out.getCodedOutput());
return out.build();
} catch (IOException e) {
throw new RuntimeException(
"Serializing to a ByteString threw an IOException (should " +
"never happen).", e);
}
}
@Override
public byte[] toByteArray() {
try {
final byte[] result = new byte[getSerializedSize()];
final CodedOutputStream output = CodedOutputStream.newInstance(result);
writeTo(output);
output.checkNoSpaceLeft();
return result;
} catch (IOException e) {
throw new RuntimeException(
"Serializing to a byte array threw an IOException " +
"(should never happen).", e);
}
}
@Override
public void writeTo(final OutputStream output) throws IOException {
final int bufferSize =
CodedOutputStream.computePreferredBufferSize(getSerializedSize());
final CodedOutputStream codedOutput =
CodedOutputStream.newInstance(output, bufferSize);
writeTo(codedOutput);
codedOutput.flush();
}
@Override
public void writeDelimitedTo(final OutputStream output) throws IOException {
final int serialized = getSerializedSize();
final int bufferSize = CodedOutputStream.computePreferredBufferSize(
CodedOutputStream.computeRawVarint32Size(serialized) + serialized);
final CodedOutputStream codedOutput =
CodedOutputStream.newInstance(output, bufferSize);
codedOutput.writeRawVarint32(serialized);
writeTo(codedOutput);
codedOutput.flush();
}
/**
* Package private helper method for AbstractParser to create
* UninitializedMessageException.
*/
UninitializedMessageException newUninitializedMessageException() {
return new UninitializedMessageException(this);
}
protected static void checkByteStringIsUtf8(ByteString byteString)
throws IllegalArgumentException {
if (!byteString.isValidUtf8()) {
throw new IllegalArgumentException("Byte string is not UTF-8.");
}
}
protected static <T> void addAll(final Iterable<T> values,
final Collection<? super T> list) {
Builder.addAll(values, list);
}
/**
* A partial implementation of the {@link Message.Builder} interface which
* implements as many methods of that interface as possible in terms of
* other methods.
*/
@SuppressWarnings("unchecked")
public abstract static class Builder<
MessageType extends AbstractMessageLite<MessageType, BuilderType>,
BuilderType extends Builder<MessageType, BuilderType>>
implements MessageLite.Builder {
// The compiler produces an error if this is not declared explicitly.
@Override
public abstract BuilderType clone();
@Override
public BuilderType mergeFrom(final CodedInputStream input) throws IOException {
return mergeFrom(input, ExtensionRegistryLite.getEmptyRegistry());
}
// Re-defined here for return type covariance.
@Override
public abstract BuilderType mergeFrom(
final CodedInputStream input, final ExtensionRegistryLite extensionRegistry)
throws IOException;
@Override
public BuilderType mergeFrom(final ByteString data) throws InvalidProtocolBufferException {
try {
final CodedInputStream input = data.newCodedInput();
mergeFrom(input);
input.checkLastTagWas(0);
return (BuilderType) this;
} catch (InvalidProtocolBufferException e) {
throw e;
} catch (IOException e) {
throw new RuntimeException(
"Reading from a ByteString threw an IOException (should " +
"never happen).", e);
}
}
@Override
public BuilderType mergeFrom(
final ByteString data, final ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
try {
final CodedInputStream input = data.newCodedInput();
mergeFrom(input, extensionRegistry);
input.checkLastTagWas(0);
return (BuilderType) this;
} catch (InvalidProtocolBufferException e) {
throw e;
} catch (IOException e) {
throw new RuntimeException(
"Reading from a ByteString threw an IOException (should " +
"never happen).", e);
}
}
@Override
public BuilderType mergeFrom(final byte[] data) throws InvalidProtocolBufferException {
return mergeFrom(data, 0, data.length);
}
@Override
public BuilderType mergeFrom(final byte[] data, final int off, final int len)
throws InvalidProtocolBufferException {
try {
final CodedInputStream input =
CodedInputStream.newInstance(data, off, len);
mergeFrom(input);
input.checkLastTagWas(0);
return (BuilderType) this;
} catch (InvalidProtocolBufferException e) {
throw e;
} catch (IOException e) {
throw new RuntimeException(
"Reading from a byte array threw an IOException (should " +
"never happen).", e);
}
}
@Override
public BuilderType mergeFrom(final byte[] data, final ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
return mergeFrom(data, 0, data.length, extensionRegistry);
}
@Override
public BuilderType mergeFrom(
final byte[] data,
final int off,
final int len,
final ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
try {
final CodedInputStream input =
CodedInputStream.newInstance(data, off, len);
mergeFrom(input, extensionRegistry);
input.checkLastTagWas(0);
return (BuilderType) this;
} catch (InvalidProtocolBufferException e) {
throw e;
} catch (IOException e) {
throw new RuntimeException(
"Reading from a byte array threw an IOException (should " +
"never happen).", e);
}
}
@Override
public BuilderType mergeFrom(final InputStream input) throws IOException {
final CodedInputStream codedInput = CodedInputStream.newInstance(input);
mergeFrom(codedInput);
codedInput.checkLastTagWas(0);
return (BuilderType) this;
}
@Override
public BuilderType mergeFrom(
final InputStream input, final ExtensionRegistryLite extensionRegistry) throws IOException {
final CodedInputStream codedInput = CodedInputStream.newInstance(input);
mergeFrom(codedInput, extensionRegistry);
codedInput.checkLastTagWas(0);
return (BuilderType) this;
}
/**
* An InputStream implementations which reads from some other InputStream
* but is limited to a particular number of bytes. Used by
* mergeDelimitedFrom(). This is intentionally package-private so that
* UnknownFieldSet can share it.
*/
static final class LimitedInputStream extends FilterInputStream {
private int limit;
LimitedInputStream(InputStream in, int limit) {
super(in);
this.limit = limit;
}
@Override
public int available() throws IOException {
return Math.min(super.available(), limit);
}
@Override
public int read() throws IOException {
if (limit <= 0) {
return -1;
}
final int result = super.read();
if (result >= 0) {
--limit;
}
return result;
}
@Override
public int read(final byte[] b, final int off, int len)
throws IOException {
if (limit <= 0) {
return -1;
}
len = Math.min(len, limit);
final int result = super.read(b, off, len);
if (result >= 0) {
limit -= result;
}
return result;
}
@Override
public long skip(final long n) throws IOException {
final long result = super.skip(Math.min(n, limit));
if (result >= 0) {
limit -= result;
}
return result;
}
}
@Override
public boolean mergeDelimitedFrom(
final InputStream input, final ExtensionRegistryLite extensionRegistry) throws IOException {
final int firstByte = input.read();
if (firstByte == -1) {
return false;
}
final int size = CodedInputStream.readRawVarint32(firstByte, input);
final InputStream limitedInput = new LimitedInputStream(input, size);
mergeFrom(limitedInput, extensionRegistry);
return true;
}
@Override
public boolean mergeDelimitedFrom(final InputStream input) throws IOException {
return mergeDelimitedFrom(input,
ExtensionRegistryLite.getEmptyRegistry());
}
@Override
@SuppressWarnings("unchecked") // isInstance takes care of this
public BuilderType mergeFrom(final MessageLite other) {
if (!getDefaultInstanceForType().getClass().isInstance(other)) {
throw new IllegalArgumentException(
"mergeFrom(MessageLite) can only merge messages of the same type.");
}
return internalMergeFrom((MessageType) other);
}
protected abstract BuilderType internalMergeFrom(MessageType message);
/**
* Construct an UninitializedMessageException reporting missing fields in
* the given message.
*/
protected static UninitializedMessageException
newUninitializedMessageException(MessageLite message) {
return new UninitializedMessageException(message);
}
/**
* Adds the {@code values} to the {@code list}. This is a helper method
* used by generated code. Users should ignore it.
*
* @throws NullPointerException if {@code values} or any of the elements of
* {@code values} is null. When that happens, some elements of
* {@code values} may have already been added to the result {@code list}.
*/
protected static <T> void addAll(final Iterable<T> values,
final Collection<? super T> list) {
if (values == null) {
throw new NullPointerException();
}
if (values instanceof LazyStringList) {
// For StringOrByteStringLists, check the underlying elements to avoid
// forcing conversions of ByteStrings to Strings.
checkForNullValues(((LazyStringList) values).getUnderlyingElements());
list.addAll((Collection<T>) values);
} else if (values instanceof Collection) {
checkForNullValues(values);
list.addAll((Collection<T>) values);
} else {
for (final T value : values) {
if (value == null) {
throw new NullPointerException();
}
list.add(value);
}
}
}
private static void checkForNullValues(final Iterable<?> values) {
for (final Object value : values) {
if (value == null) {
throw new NullPointerException();
}
}
}
}
}
java/src/main/java/com/google/protobuf/AbstractParser.java deleted 100644 → 0
View file @ 9d0f5605
// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package com.google.protobuf;
import com.google.protobuf.AbstractMessageLite.Builder.LimitedInputStream;
import java.io.IOException;
import java.io.InputStream;
/**
* A partial implementation of the {@link Parser} interface which implements
* as many methods of that interface as possible in terms of other methods.
*
* Note: This class implements all the convenience methods in the
* {@link Parser} interface. See {@link Parser} for related javadocs.
* Subclasses need to implement
* {@link Parser#parsePartialFrom(CodedInputStream, ExtensionRegistryLite)}
*
* @author liujisi@google.com (Pherl Liu)
*/
public abstract class AbstractParser<MessageType extends MessageLite>
implements Parser<MessageType> {
/**
* Creates an UninitializedMessageException for MessageType.
*/
private UninitializedMessageException
newUninitializedMessageException(MessageType message) {
if (message instanceof AbstractMessageLite) {
return ((AbstractMessageLite) message).newUninitializedMessageException();
}
return new UninitializedMessageException(message);
}
/**
* Helper method to check if message is initialized.
*
* @throws InvalidProtocolBufferException if it is not initialized.
* @return The message to check.
*/
private MessageType checkMessageInitialized(MessageType message)
throws InvalidProtocolBufferException {
if (message != null && !message.isInitialized()) {
throw newUninitializedMessageException(message)
.asInvalidProtocolBufferException()
.setUnfinishedMessage(message);
}
return message;
}
private static final ExtensionRegistryLite EMPTY_REGISTRY
= ExtensionRegistryLite.getEmptyRegistry();
@Override
public MessageType parsePartialFrom(CodedInputStream input)
throws InvalidProtocolBufferException {
return parsePartialFrom(input, EMPTY_REGISTRY);
}
@Override
public MessageType parseFrom(CodedInputStream input, ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
return checkMessageInitialized(
parsePartialFrom(input, extensionRegistry));
}
@Override
public MessageType parseFrom(CodedInputStream input) throws InvalidProtocolBufferException {
return parseFrom(input, EMPTY_REGISTRY);
}
@Override
public MessageType parsePartialFrom(ByteString data, ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
MessageType message;
try {
CodedInputStream input = data.newCodedInput();
message = parsePartialFrom(input, extensionRegistry);
try {
input.checkLastTagWas(0);
} catch (InvalidProtocolBufferException e) {
throw e.setUnfinishedMessage(message);
}
return message;
} catch (InvalidProtocolBufferException e) {
throw e;
}
}
@Override
public MessageType parsePartialFrom(ByteString data) throws InvalidProtocolBufferException {
return parsePartialFrom(data, EMPTY_REGISTRY);
}
@Override
public MessageType parseFrom(ByteString data, ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
return checkMessageInitialized(parsePartialFrom(data, extensionRegistry));
}
@Override
public MessageType parseFrom(ByteString data) throws InvalidProtocolBufferException {
return parseFrom(data, EMPTY_REGISTRY);
}
@Override
public MessageType parsePartialFrom(
byte[] data, int off, int len, ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
try {
CodedInputStream input = CodedInputStream.newInstance(data, off, len);
MessageType message = parsePartialFrom(input, extensionRegistry);
try {
input.checkLastTagWas(0);
} catch (InvalidProtocolBufferException e) {
throw e.setUnfinishedMessage(message);
}
return message;
} catch (InvalidProtocolBufferException e) {
throw e;
}
}
@Override
public MessageType parsePartialFrom(byte[] data, int off, int len)
throws InvalidProtocolBufferException {
return parsePartialFrom(data, off, len, EMPTY_REGISTRY);
}
@Override
public MessageType parsePartialFrom(byte[] data, ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
return parsePartialFrom(data, 0, data.length, extensionRegistry);
}
@Override
public MessageType parsePartialFrom(byte[] data) throws InvalidProtocolBufferException {
return parsePartialFrom(data, 0, data.length, EMPTY_REGISTRY);
}
@Override
public MessageType parseFrom(
byte[] data, int off, int len, ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
return checkMessageInitialized(
parsePartialFrom(data, off, len, extensionRegistry));
}
@Override
public MessageType parseFrom(byte[] data, int off, int len)
throws InvalidProtocolBufferException {
return parseFrom(data, off, len, EMPTY_REGISTRY);
}
@Override
public MessageType parseFrom(byte[] data, ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
return parseFrom(data, 0, data.length, extensionRegistry);
}
@Override
public MessageType parseFrom(byte[] data) throws InvalidProtocolBufferException {
return parseFrom(data, EMPTY_REGISTRY);
}
@Override
public MessageType parsePartialFrom(InputStream input, ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
CodedInputStream codedInput = CodedInputStream.newInstance(input);
MessageType message = parsePartialFrom(codedInput, extensionRegistry);
try {
codedInput.checkLastTagWas(0);
} catch (InvalidProtocolBufferException e) {
throw e.setUnfinishedMessage(message);
}
return message;
}
@Override
public MessageType parsePartialFrom(InputStream input) throws InvalidProtocolBufferException {
return parsePartialFrom(input, EMPTY_REGISTRY);
}
@Override
public MessageType parseFrom(InputStream input, ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
return checkMessageInitialized(
parsePartialFrom(input, extensionRegistry));
}
@Override
public MessageType parseFrom(InputStream input) throws InvalidProtocolBufferException {
return parseFrom(input, EMPTY_REGISTRY);
}
@Override
public MessageType parsePartialDelimitedFrom(
InputStream input, ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
int size;
try {
int firstByte = input.read();
if (firstByte == -1) {
return null;
}
size = CodedInputStream.readRawVarint32(firstByte, input);
} catch (IOException e) {
throw new InvalidProtocolBufferException(e.getMessage());
}
InputStream limitedInput = new LimitedInputStream(input, size);
return parsePartialFrom(limitedInput, extensionRegistry);
}
@Override
public MessageType parsePartialDelimitedFrom(InputStream input)
throws InvalidProtocolBufferException {
return parsePartialDelimitedFrom(input, EMPTY_REGISTRY);
}
@Override
public MessageType parseDelimitedFrom(InputStream input, ExtensionRegistryLite extensionRegistry)
throws InvalidProtocolBufferException {
return checkMessageInitialized(
parsePartialDelimitedFrom(input, extensionRegistry));
}
@Override
public MessageType parseDelimitedFrom(InputStream input) throws InvalidProtocolBufferException {
return parseDelimitedFrom(input, EMPTY_REGISTRY);
}
}
java/src/main/java/com/google/protobuf/AbstractProtobufList.java deleted 100644 → 0
View file @ 9d0f5605
// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package com.google.protobuf;
import com.google.protobuf.Internal.ProtobufList;
import java.util.AbstractList;
import java.util.Collection;
import java.util.List;
import java.util.RandomAccess;
/**
* An abstract implementation of {@link ProtobufList} which manages mutability semantics. All mutate
* methods must check if the list is mutable before proceeding. Subclasses must invoke
* {@link #ensureIsMutable()} manually when overriding those methods.
* <p>
* This implementation assumes all subclasses are array based, supporting random access.
*/
abstract class AbstractProtobufList<E> extends AbstractList<E> implements ProtobufList<E> {
protected static final int DEFAULT_CAPACITY = 10;
/**
* Whether or not this list is modifiable.
*/
private boolean isMutable;
/**
* Constructs a mutable list by default.
*/
AbstractProtobufList() {
isMutable = true;
}
@Override
public boolean equals(Object o) {
if (o == this) {
return true;
}
if (!(o instanceof List)) {
return false;
}
// Handle lists that do not support RandomAccess as efficiently as possible by using an iterator
// based approach in our super class. Otherwise our index based approach will avoid those
// allocations.
if (!(o instanceof RandomAccess)) {
return super.equals(o);
}
List<?> other = (List<?>) o;
final int size = size();
if (size != other.size()) {
return false;
}
for (int i = 0; i < size; i++) {
if (!get(i).equals(other.get(i))) {
return false;
}
}
return true;
}
@Override
public int hashCode() {
final int size = size();
int hashCode = 1;
for (int i = 0; i < size; i++) {
hashCode = (31 * hashCode) + get(i).hashCode();
}
return hashCode;
}
@Override
public boolean add(E e) {
ensureIsMutable();
return super.add(e);
}
@Override
public void add(int index, E element) {
ensureIsMutable();
super.add(index, element);
}
@Override
public boolean addAll(Collection<? extends E> c) {
ensureIsMutable();
return super.addAll(c);
}
@Override
public boolean addAll(int index, Collection<? extends E> c) {
ensureIsMutable();
return super.addAll(index, c);
}
@Override
public void clear() {
ensureIsMutable();
super.clear();
}
@Override
public boolean isModifiable() {
return isMutable;
}
@Override
public final void makeImmutable() {
isMutable = false;
}
@Override
public E remove(int index) {
ensureIsMutable();
return super.remove(index);
}
@Override
public boolean remove(Object o) {
ensureIsMutable();
return super.remove(o);
}
@Override
public boolean removeAll(Collection<?> c) {
ensureIsMutable();
return super.removeAll(c);
}
@Override
public boolean retainAll(Collection<?> c) {
ensureIsMutable();
return super.retainAll(c);
}
@Override
public E set(int index, E element) {
ensureIsMutable();
return super.set(index, element);
}
/**
* Throws an {@link UnsupportedOperationException} if the list is immutable. Subclasses are
* responsible for invoking this method on mutate operations.
*/
protected void ensureIsMutable() {
if (!isMutable) {
throw new UnsupportedOperationException();
}
}
}
java/src/main/java/com/google/protobuf/BlockingRpcChannel.java deleted 100644 → 0
View file @ 9d0f5605
// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package com.google.protobuf;
/**
* <p>Abstract interface for a blocking RPC channel. {@code BlockingRpcChannel}
* is the blocking equivalent to {@link RpcChannel}.
*
* @author kenton@google.com Kenton Varda
* @author cpovirk@google.com Chris Povirk
*/
public interface BlockingRpcChannel {
/**
* Call the given method of the remote service and blocks until it returns.
* {@code callBlockingMethod()} is the blocking equivalent to
* {@link RpcChannel#callMethod}.
*/
Message callBlockingMethod(
Descriptors.MethodDescriptor method,
RpcController controller,
Message request,
Message responsePrototype) throws ServiceException;
}
java/src/main/java/com/google/protobuf/BlockingService.java deleted 100644 → 0
View file @ 9d0f5605
// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc. All rights reserved.
// https://developers.google.com/protocol-buffers/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package com.google.protobuf;
/**
* Blocking equivalent to {@link Service}.
*
* @author kenton@google.com Kenton Varda
* @author cpovirk@google.com Chris Povirk
*/
public interface BlockingService {
/**
* Equivalent to {@link Service#getDescriptorForType}.
*/
Descriptors.ServiceDescriptor getDescriptorForType();
/**
* Equivalent to {@link Service#callMethod}, except that
* {@code callBlockingMethod()} returns the result of the RPC or throws a
* {@link ServiceException} if there is a failure, rather than passing the
* information to a callback.
*/
Message callBlockingMethod(Descriptors.MethodDescriptor method,
RpcController controller,
Message request) throws ServiceException;
/**
* Equivalent to {@link Service#getRequestPrototype}.
*/
Message getRequestPrototype(Descriptors.MethodDescriptor method);
/**
* Equivalent to {@link Service#getResponsePrototype}.
*/
Message getResponsePrototype(Descriptors.MethodDescriptor method);
}
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