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/*
* Copyright (C) 2007 The Android Open Source Project
*
* Licensed 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 com.android.dx.cf.code;
import com.android.dx.util.FixedSizeList;
import com.android.dx.util.Hex;
import com.android.dx.util.LabeledList;
/**
* List of {@link ByteBlock} instances.
*/
public final class ByteBlockList extends LabeledList {
/**
* Constructs an instance.
*
* @param size {@code >= 0;} the number of elements to be in the list
*/
public ByteBlockList(int size) {
super(size);
}
/**
* Gets the indicated element. It is an error to call this with the
* index for an element which was never set; if you do that, this
* will throw {@code NullPointerException}.
*
* @param n {@code >= 0, < size();} which element
* @return {@code non-null;} the indicated element
*/
public ByteBlock get(int n) {
return (ByteBlock) get0(n);
}
/**
* Gets the block with the given label.
*
* @param label the label to look for
* @return {@code non-null;} the block with the given label
*/
public ByteBlock labelToBlock(int label) {
int idx = indexOfLabel(label);
if (idx < 0) {
throw new IllegalArgumentException("no such label: "
+ Hex.u2(label));
}
return get(idx);
}
/**
* Sets the element at the given index.
*
* @param n {@code >= 0, < size();} which element
* @param bb {@code null-ok;} the value to store
*/
public void set(int n, ByteBlock bb) {
super.set(n, bb);
}
}
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