| /* ==================================================================== |
| 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.poi.hwpf.model; |
| |
| |
| import java.util.Arrays; |
| |
| import org.apache.poi.util.Internal; |
| import org.apache.poi.util.NotImplemented; |
| |
| /** |
| * Lightweight representation of a text piece. |
| * Works in the character domain, not the byte domain, so you |
| * need to have turned byte references into character |
| * references before getting here. |
| */ |
| @Internal |
| public class OldTextPiece extends TextPiece { |
| |
| private final byte[] rawBytes; |
| |
| public OldTextPiece(OldTextPiece other) { |
| super(other); |
| rawBytes = (other.rawBytes == null) ? null : other.rawBytes.clone(); |
| } |
| |
| |
| /** |
| * @param start Beginning offset in main document stream, in characters. |
| * @param end Ending offset in main document stream, in characters. |
| * @param text The raw bytes of our text |
| */ |
| public OldTextPiece(int start, int end, byte[] text, PieceDescriptor pd) { |
| super(start, end, text, pd); |
| this.rawBytes = text; |
| } |
| |
| /** |
| * @return nothing, ever. Always throws an UnsupportedOperationException |
| * @throws UnsupportedOperationException |
| */ |
| @NotImplemented |
| @Override |
| public boolean isUnicode() { |
| throw new UnsupportedOperationException(); |
| } |
| |
| |
| @Override |
| public StringBuilder getStringBuilder() { |
| return (StringBuilder) _buf; |
| } |
| |
| @Override |
| public byte[] getRawBytes() { |
| return rawBytes.clone(); |
| } |
| |
| /** |
| * Returns part of the string. |
| * Works only in characters, not in bytes! |
| * |
| * @param start Local start position, in characters |
| * @param end Local end position, in characters |
| * @throws UnsupportedOperationException |
| */ |
| @Deprecated |
| @NotImplemented |
| public String substring(int start, int end) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Not implemented for OldTextPiece. |
| * Always throws UnsupportedOperationException |
| */ |
| @Deprecated |
| @NotImplemented |
| public void adjustForDelete(int start, int length) { |
| throw new UnsupportedOperationException(); |
| } |
| |
| /** |
| * Returns the length, in bytes |
| */ |
| public int bytesLength() { |
| return rawBytes.length; |
| } |
| |
| @Override |
| public int hashCode() { |
| assert false : "hashCode not designed"; |
| return 42; // any arbitrary constant will do |
| } |
| |
| @Override |
| public boolean equals(Object other) { |
| return other instanceof OldTextPiece && |
| Arrays.equals(rawBytes, ((OldTextPiece)other).rawBytes); |
| } |
| |
| public String toString() { |
| return "OldTextPiece from " + getStart() + " to " + getEnd() + " (" |
| + getPieceDescriptor() + ")"; |
| } |
| |
| @Override |
| public OldTextPiece copy() { |
| return new OldTextPiece(this); |
| } |
| } |