| /* |
| * Copyright 2000-2014 JetBrains s.r.o. |
| * |
| * 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 org.jetbrains.java.decompiler.util; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.DataInputStream; |
| import java.io.IOException; |
| |
| public class DataInputFullStream extends DataInputStream { |
| |
| public DataInputFullStream(byte[] bytes) { |
| super(new ByteArrayInputStream(bytes)); |
| } |
| |
| public int readFull(byte[] b) throws IOException { |
| int length = b.length; |
| byte[] temp = new byte[length]; |
| int pos = 0; |
| |
| int bytes_read; |
| while (true) { |
| bytes_read = read(temp, 0, length - pos); |
| if (bytes_read == -1) { |
| return -1; |
| } |
| |
| System.arraycopy(temp, 0, b, pos, bytes_read); |
| pos += bytes_read; |
| if (pos == length) { |
| break; |
| } |
| } |
| |
| return length; |
| } |
| |
| public void discard(int n) throws IOException { |
| if (super.skip(n) != n) { |
| throw new IOException("Skip failed"); |
| } |
| } |
| } |