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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.poi.hwpf.model;
-
-
- 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;
-
- /**
- * @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;
- if (end < start) {
- throw new IllegalStateException("Told we're of negative size! start=" + start + " end=" + end);
- }
- }
-
- /**
- * @return nothing, ever. Always throws an UnsupportedOperationException
- * @throws UnsupportedOperationException
- */
- @NotImplemented
- @Override
- public boolean isUnicode() {
- throw new UnsupportedOperationException();
- }
-
-
- public StringBuilder getStringBuilder() {
- return (StringBuilder) _buf;
- }
-
- @Override
- public byte[] getRawBytes() {
- byte[] buf = new byte[rawBytes.length];
- System.arraycopy(rawBytes, 0, buf, 0, rawBytes.length);
- return buf;
- }
-
- /**
- * 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
- }
-
-
- /**
- * Returns the character position we start at.
- */
- public int getCP() {
- return getStart();
- }
-
- public String toString() {
- return "OldTextPiece from " + getStart() + " to " + getEnd() + " ("
- + getPieceDescriptor() + ")";
- }
-
- }
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