org.apache.commons.compress.harmony.unpack200.AttributeLayoutMap Maven / Gradle / Ivy
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* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.commons.compress.harmony.unpack200;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import org.apache.commons.compress.harmony.pack200.Pack200Exception;
/**
* Stores a mapping from attribute names to their corresponding layout types. Note that names of attribute layouts and their formats are not
* internationalized, and should not be translated.
*/
public class AttributeLayoutMap {
// Create all the default AttributeLayouts here
private static AttributeLayout[] getDefaultAttributeLayouts() throws Pack200Exception {
return new AttributeLayout[] { new AttributeLayout(AttributeLayout.ACC_PUBLIC, AttributeLayout.CONTEXT_CLASS, "", 0),
new AttributeLayout(AttributeLayout.ACC_PUBLIC, AttributeLayout.CONTEXT_FIELD, "", 0),
new AttributeLayout(AttributeLayout.ACC_PUBLIC, AttributeLayout.CONTEXT_METHOD, "", 0),
new AttributeLayout(AttributeLayout.ACC_PRIVATE, AttributeLayout.CONTEXT_CLASS, "", 1),
new AttributeLayout(AttributeLayout.ACC_PRIVATE, AttributeLayout.CONTEXT_FIELD, "", 1),
new AttributeLayout(AttributeLayout.ACC_PRIVATE, AttributeLayout.CONTEXT_METHOD, "", 1),
new AttributeLayout(AttributeLayout.ATTRIBUTE_LINE_NUMBER_TABLE, AttributeLayout.CONTEXT_CODE, "NH[PHH]", 1),
new AttributeLayout(AttributeLayout.ACC_PROTECTED, AttributeLayout.CONTEXT_CLASS, "", 2),
new AttributeLayout(AttributeLayout.ACC_PROTECTED, AttributeLayout.CONTEXT_FIELD, "", 2),
new AttributeLayout(AttributeLayout.ACC_PROTECTED, AttributeLayout.CONTEXT_METHOD, "", 2),
new AttributeLayout(AttributeLayout.ATTRIBUTE_LOCAL_VARIABLE_TABLE, AttributeLayout.CONTEXT_CODE, "NH[PHOHRUHRSHH]", 2),
new AttributeLayout(AttributeLayout.ACC_STATIC, AttributeLayout.CONTEXT_CLASS, "", 3),
new AttributeLayout(AttributeLayout.ACC_STATIC, AttributeLayout.CONTEXT_FIELD, "", 3),
new AttributeLayout(AttributeLayout.ACC_STATIC, AttributeLayout.CONTEXT_METHOD, "", 3),
new AttributeLayout(AttributeLayout.ATTRIBUTE_LOCAL_VARIABLE_TYPE_TABLE, AttributeLayout.CONTEXT_CODE, "NH[PHOHRUHRSHH]", 3),
new AttributeLayout(AttributeLayout.ACC_FINAL, AttributeLayout.CONTEXT_CLASS, "", 4),
new AttributeLayout(AttributeLayout.ACC_FINAL, AttributeLayout.CONTEXT_FIELD, "", 4),
new AttributeLayout(AttributeLayout.ACC_FINAL, AttributeLayout.CONTEXT_METHOD, "", 4),
new AttributeLayout(AttributeLayout.ACC_SYNCHRONIZED, AttributeLayout.CONTEXT_CLASS, "", 5),
new AttributeLayout(AttributeLayout.ACC_SYNCHRONIZED, AttributeLayout.CONTEXT_FIELD, "", 5),
new AttributeLayout(AttributeLayout.ACC_SYNCHRONIZED, AttributeLayout.CONTEXT_METHOD, "", 5),
new AttributeLayout(AttributeLayout.ACC_VOLATILE, AttributeLayout.CONTEXT_CLASS, "", 6),
new AttributeLayout(AttributeLayout.ACC_VOLATILE, AttributeLayout.CONTEXT_FIELD, "", 6),
new AttributeLayout(AttributeLayout.ACC_VOLATILE, AttributeLayout.CONTEXT_METHOD, "", 6),
new AttributeLayout(AttributeLayout.ACC_TRANSIENT, AttributeLayout.CONTEXT_CLASS, "", 7),
new AttributeLayout(AttributeLayout.ACC_TRANSIENT, AttributeLayout.CONTEXT_FIELD, "", 7),
new AttributeLayout(AttributeLayout.ACC_TRANSIENT, AttributeLayout.CONTEXT_METHOD, "", 7),
new AttributeLayout(AttributeLayout.ACC_NATIVE, AttributeLayout.CONTEXT_CLASS, "", 8),
new AttributeLayout(AttributeLayout.ACC_NATIVE, AttributeLayout.CONTEXT_FIELD, "", 8),
new AttributeLayout(AttributeLayout.ACC_NATIVE, AttributeLayout.CONTEXT_METHOD, "", 8),
new AttributeLayout(AttributeLayout.ACC_INTERFACE, AttributeLayout.CONTEXT_CLASS, "", 9),
new AttributeLayout(AttributeLayout.ACC_INTERFACE, AttributeLayout.CONTEXT_FIELD, "", 9),
new AttributeLayout(AttributeLayout.ACC_INTERFACE, AttributeLayout.CONTEXT_METHOD, "", 9),
new AttributeLayout(AttributeLayout.ACC_ABSTRACT, AttributeLayout.CONTEXT_CLASS, "", 10),
new AttributeLayout(AttributeLayout.ACC_ABSTRACT, AttributeLayout.CONTEXT_FIELD, "", 10),
new AttributeLayout(AttributeLayout.ACC_ABSTRACT, AttributeLayout.CONTEXT_METHOD, "", 10),
new AttributeLayout(AttributeLayout.ACC_STRICT, AttributeLayout.CONTEXT_CLASS, "", 11),
new AttributeLayout(AttributeLayout.ACC_STRICT, AttributeLayout.CONTEXT_FIELD, "", 11),
new AttributeLayout(AttributeLayout.ACC_STRICT, AttributeLayout.CONTEXT_METHOD, "", 11),
new AttributeLayout(AttributeLayout.ACC_SYNTHETIC, AttributeLayout.CONTEXT_CLASS, "", 12),
new AttributeLayout(AttributeLayout.ACC_SYNTHETIC, AttributeLayout.CONTEXT_FIELD, "", 12),
new AttributeLayout(AttributeLayout.ACC_SYNTHETIC, AttributeLayout.CONTEXT_METHOD, "", 12),
new AttributeLayout(AttributeLayout.ACC_ANNOTATION, AttributeLayout.CONTEXT_CLASS, "", 13),
new AttributeLayout(AttributeLayout.ACC_ANNOTATION, AttributeLayout.CONTEXT_FIELD, "", 13),
new AttributeLayout(AttributeLayout.ACC_ANNOTATION, AttributeLayout.CONTEXT_METHOD, "", 13),
new AttributeLayout(AttributeLayout.ACC_ENUM, AttributeLayout.CONTEXT_CLASS, "", 14),
new AttributeLayout(AttributeLayout.ACC_ENUM, AttributeLayout.CONTEXT_FIELD, "", 14),
new AttributeLayout(AttributeLayout.ACC_ENUM, AttributeLayout.CONTEXT_METHOD, "", 14),
new AttributeLayout(AttributeLayout.ATTRIBUTE_SOURCE_FILE, AttributeLayout.CONTEXT_CLASS, "RUNH", 17),
new AttributeLayout(AttributeLayout.ATTRIBUTE_CONSTANT_VALUE, AttributeLayout.CONTEXT_FIELD, "KQH", 17),
new AttributeLayout(AttributeLayout.ATTRIBUTE_CODE, AttributeLayout.CONTEXT_METHOD, "", 17),
new AttributeLayout(AttributeLayout.ATTRIBUTE_ENCLOSING_METHOD, AttributeLayout.CONTEXT_CLASS, "RCHRDNH", 18),
new AttributeLayout(AttributeLayout.ATTRIBUTE_EXCEPTIONS, AttributeLayout.CONTEXT_METHOD, "NH[RCH]", 18),
new AttributeLayout(AttributeLayout.ATTRIBUTE_SIGNATURE, AttributeLayout.CONTEXT_CLASS, "RSH", 19),
new AttributeLayout(AttributeLayout.ATTRIBUTE_SIGNATURE, AttributeLayout.CONTEXT_FIELD, "RSH", 19),
new AttributeLayout(AttributeLayout.ATTRIBUTE_SIGNATURE, AttributeLayout.CONTEXT_METHOD, "RSH", 19),
new AttributeLayout(AttributeLayout.ATTRIBUTE_DEPRECATED, AttributeLayout.CONTEXT_CLASS, "", 20),
new AttributeLayout(AttributeLayout.ATTRIBUTE_DEPRECATED, AttributeLayout.CONTEXT_FIELD, "", 20),
new AttributeLayout(AttributeLayout.ATTRIBUTE_DEPRECATED, AttributeLayout.CONTEXT_METHOD, "", 20),
new AttributeLayout(AttributeLayout.ATTRIBUTE_RUNTIME_VISIBLE_ANNOTATIONS, AttributeLayout.CONTEXT_CLASS, "*", 21),
new AttributeLayout(AttributeLayout.ATTRIBUTE_RUNTIME_VISIBLE_ANNOTATIONS, AttributeLayout.CONTEXT_FIELD, "*", 21),
new AttributeLayout(AttributeLayout.ATTRIBUTE_RUNTIME_VISIBLE_ANNOTATIONS, AttributeLayout.CONTEXT_METHOD, "*", 21),
new AttributeLayout(AttributeLayout.ATTRIBUTE_RUNTIME_INVISIBLE_ANNOTATIONS, AttributeLayout.CONTEXT_CLASS, "*", 22),
new AttributeLayout(AttributeLayout.ATTRIBUTE_RUNTIME_INVISIBLE_ANNOTATIONS, AttributeLayout.CONTEXT_FIELD, "*", 22),
new AttributeLayout(AttributeLayout.ATTRIBUTE_RUNTIME_INVISIBLE_ANNOTATIONS, AttributeLayout.CONTEXT_METHOD, "*", 22),
new AttributeLayout(AttributeLayout.ATTRIBUTE_INNER_CLASSES, AttributeLayout.CONTEXT_CLASS, "", 23),
new AttributeLayout(AttributeLayout.ATTRIBUTE_RUNTIME_VISIBLE_PARAMETER_ANNOTATIONS, AttributeLayout.CONTEXT_METHOD, "*", 23),
new AttributeLayout(AttributeLayout.ATTRIBUTE_CLASS_FILE_VERSION, AttributeLayout.CONTEXT_CLASS, "", 24),
new AttributeLayout(AttributeLayout.ATTRIBUTE_RUNTIME_INVISIBLE_PARAMETER_ANNOTATIONS, AttributeLayout.CONTEXT_METHOD, "*", 24),
new AttributeLayout(AttributeLayout.ATTRIBUTE_ANNOTATION_DEFAULT, AttributeLayout.CONTEXT_METHOD, "*", 25) };
}
private final Map classLayouts = new HashMap<>();
private final Map fieldLayouts = new HashMap<>();
private final Map methodLayouts = new HashMap<>();
private final Map codeLayouts = new HashMap<>();
/**
* The order of the maps in this array should not be changed as their indices correspond to the value of their context constants
* (AttributeLayout.CONTEXT_CLASS etc.)
*
* All elements are of type {@code Map}.
*
*/
@SuppressWarnings("unchecked") // Cannot create a generic array
private final Map[] layouts = new Map[] { classLayouts, fieldLayouts, methodLayouts, codeLayouts };
private final Map layoutsToBands = new HashMap<>();
public AttributeLayoutMap() throws Pack200Exception {
for (final AttributeLayout defaultAttributeLayout : getDefaultAttributeLayouts()) {
add(defaultAttributeLayout);
}
}
public void add(final AttributeLayout layout) {
getLayout(layout.getContext()).put(Integer.valueOf(layout.getIndex()), layout);
}
public void add(final AttributeLayout layout, final NewAttributeBands newBands) {
add(layout);
layoutsToBands.put(layout, newBands);
}
/**
* The map should not contain the same layout and name combination more than once for each context.
*
* @throws Pack200Exception Thrown when the name layout/name combination exists twice for a context.
*/
public void checkMap() throws Pack200Exception {
for (final Map map : layouts) {
Collection c = map.values();
if (!(c instanceof List)) {
c = new ArrayList<>(c);
}
final List layouts = (List) c;
for (int j = 0; j < layouts.size(); j++) {
final AttributeLayout layout1 = layouts.get(j);
for (int j2 = j + 1; j2 < layouts.size(); j2++) {
final AttributeLayout layout2 = layouts.get(j2);
if (layout1.getName().equals(layout2.getName()) && layout1.getLayout().equals(layout2.getLayout())) {
throw new Pack200Exception("Same layout/name combination: " + layout1.getLayout() + "/" + layout1.getName()
+ " exists twice for context: " + AttributeLayout.contextNames[layout1.getContext()]);
}
}
}
}
}
public NewAttributeBands getAttributeBands(final AttributeLayout layout) {
return layoutsToBands.get(layout);
}
public AttributeLayout getAttributeLayout(final int index, final int context) {
final Map map = getLayout(context);
return map.get(Integer.valueOf(index));
}
public AttributeLayout getAttributeLayout(final String name, final int context) {
final Map map = getLayout(context);
for (final AttributeLayout layout : map.values()) {
if (layout.getName().equals(name)) {
return layout;
}
}
return null;
}
private Map getLayout(final int context) {
return layouts[context];
}
}
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