/*
* Copyright 2013, Google Inc.
* All rights reserved.
*
* 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 org.jf.dexlib2.writer.builder;
import com.google.common.base.Function;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Iterators;
import org.jf.dexlib2.ValueType;
import org.jf.dexlib2.iface.AnnotationElement;
import org.jf.dexlib2.iface.value.*;
import org.jf.dexlib2.writer.builder.BuilderEncodedValues.*;
import org.jf.util.ExceptionWithContext;
import javax.annotation.Nonnull;
import javax.annotation.Nullable;
import java.util.Set;
class BuilderContext {
// keep our own local references to the various pools, using the Builder specific pool type;
@Nonnull final BuilderStringPool stringPool;
@Nonnull final BuilderTypePool typePool;
@Nonnull final BuilderFieldPool fieldPool;
@Nonnull final BuilderMethodPool methodPool;
@Nonnull final BuilderProtoPool protoPool;
@Nonnull final BuilderClassPool classPool;
@Nonnull final BuilderTypeListPool typeListPool;
@Nonnull final BuilderAnnotationPool annotationPool;
@Nonnull final BuilderAnnotationSetPool annotationSetPool;
BuilderContext() {
this.stringPool = new BuilderStringPool();
this.typePool = new BuilderTypePool(this);
this.fieldPool = new BuilderFieldPool(this);
this.methodPool = new BuilderMethodPool(this);
this.protoPool = new BuilderProtoPool(this);
this.classPool = new BuilderClassPool();
this.typeListPool = new BuilderTypeListPool(this);
this.annotationPool = new BuilderAnnotationPool(this);
this.annotationSetPool = new BuilderAnnotationSetPool(this);
}
@Nonnull Set<? extends BuilderAnnotationElement> internAnnotationElements(
@Nonnull Set<? extends AnnotationElement> elements) {
return ImmutableSet.copyOf(
Iterators.transform(elements.iterator(),
new Function<AnnotationElement, BuilderAnnotationElement>() {
@Nullable @Override
public BuilderAnnotationElement apply(AnnotationElement input) {
return internAnnotationElement(input);
}
}));
}
@Nonnull private BuilderAnnotationElement internAnnotationElement(@Nonnull AnnotationElement annotationElement) {
return new BuilderAnnotationElement(stringPool.internString(annotationElement.getName()),
internEncodedValue(annotationElement.getValue()));
}
@Nullable BuilderEncodedValue internNullableEncodedValue(@Nullable EncodedValue encodedValue) {
if (encodedValue == null) {
return null;
}
return internEncodedValue(encodedValue);
}
@Nonnull private BuilderEncodedValue internEncodedValue(@Nonnull EncodedValue encodedValue) {
switch (encodedValue.getValueType()) {
case ValueType.ANNOTATION:
return internAnnotationEncodedValue((AnnotationEncodedValue)encodedValue);
case ValueType.ARRAY:
return internArrayEncodedValue((ArrayEncodedValue)encodedValue);
case ValueType.BOOLEAN:
boolean value = ((BooleanEncodedValue)encodedValue).getValue();
return value?BuilderBooleanEncodedValue.TRUE_VALUE:BuilderBooleanEncodedValue.FALSE_VALUE;
case ValueType.BYTE:
return new BuilderByteEncodedValue(((ByteEncodedValue)encodedValue).getValue());
case ValueType.CHAR:
return new BuilderCharEncodedValue(((CharEncodedValue)encodedValue).getValue());
case ValueType.DOUBLE:
return new BuilderDoubleEncodedValue(((DoubleEncodedValue)encodedValue).getValue());
case ValueType.ENUM:
return internEnumEncodedValue((EnumEncodedValue)encodedValue);
case ValueType.FIELD:
return internFieldEncodedValue((FieldEncodedValue)encodedValue);
case ValueType.FLOAT:
return new BuilderFloatEncodedValue(((FloatEncodedValue)encodedValue).getValue());
case ValueType.INT:
return new BuilderIntEncodedValue(((IntEncodedValue)encodedValue).getValue());
case ValueType.LONG:
return new BuilderLongEncodedValue(((LongEncodedValue)encodedValue).getValue());
case ValueType.METHOD:
return internMethodEncodedValue((MethodEncodedValue)encodedValue);
case ValueType.NULL:
return BuilderNullEncodedValue.INSTANCE;
case ValueType.SHORT:
return new BuilderShortEncodedValue(((ShortEncodedValue)encodedValue).getValue());
case ValueType.STRING:
return internStringEncodedValue((StringEncodedValue)encodedValue);
case ValueType.TYPE:
return internTypeEncodedValue((TypeEncodedValue)encodedValue);
default:
throw new ExceptionWithContext("Unexpected encoded value type: %d", encodedValue.getValueType());
}
}
@Nonnull private BuilderAnnotationEncodedValue internAnnotationEncodedValue(@Nonnull AnnotationEncodedValue value) {
return new BuilderAnnotationEncodedValue(
typePool.internType(value.getType()),
internAnnotationElements(value.getElements()));
}
@Nonnull private BuilderArrayEncodedValue internArrayEncodedValue(@Nonnull ArrayEncodedValue value) {
return new BuilderArrayEncodedValue(
ImmutableList.copyOf(
Iterators.transform(value.getValue().iterator(),
new Function<EncodedValue, BuilderEncodedValue>() {
@Nullable @Override public BuilderEncodedValue apply(EncodedValue input) {
return internEncodedValue(input);
}
})));
}
@Nonnull private BuilderEnumEncodedValue internEnumEncodedValue(@Nonnull EnumEncodedValue value) {
return new BuilderEnumEncodedValue(fieldPool.internField(value.getValue()));
}
@Nonnull private BuilderFieldEncodedValue internFieldEncodedValue(@Nonnull FieldEncodedValue value) {
return new BuilderFieldEncodedValue(fieldPool.internField(value.getValue()));
}
@Nonnull private BuilderMethodEncodedValue internMethodEncodedValue(@Nonnull MethodEncodedValue value) {
return new BuilderMethodEncodedValue(methodPool.internMethod(value.getValue()));
}
@Nonnull private BuilderStringEncodedValue internStringEncodedValue(@Nonnull StringEncodedValue string) {
return new BuilderStringEncodedValue(stringPool.internString(string.getValue()));
}
@Nonnull private BuilderTypeEncodedValue internTypeEncodedValue(@Nonnull TypeEncodedValue type) {
return new BuilderTypeEncodedValue(typePool.internType(type.getValue()));
}
}