Modified:
tika/trunk/tika-parsers/src/main/java/org/apache/tika/parser/chm/lzx/ChmBlockInfo.java
URL:
http://svn.apache.org/viewvc/tika/trunk/tika-parsers/src/main/java/org/apache/tika/parser/chm/lzx/ChmBlockInfo.java?rev=1172242&r1=1172241&r2=1172242&view=diff
==============================================================================
---
tika/trunk/tika-parsers/src/main/java/org/apache/tika/parser/chm/lzx/ChmBlockInfo.java
(original)
+++
tika/trunk/tika-parsers/src/main/java/org/apache/tika/parser/chm/lzx/ChmBlockInfo.java
Sun Sep 18 10:39:08 2011
@@ -1,231 +1,231 @@
-/*
- * 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.tika.parser.chm.lzx;
-
-import org.apache.tika.exception.TikaException;
-import org.apache.tika.parser.chm.accessor.ChmLzxcControlData;
-import org.apache.tika.parser.chm.accessor.DirectoryListingEntry;
-import org.apache.tika.parser.chm.exception.ChmParsingException;
-
-/**
- * A container that contains chm block information such as: i. initial block is
- * using to reset main tree ii. start block is using for knowing where to start
- * iii. end block is using for knowing where to stop iv. start offset is using
- * for knowing where to start reading v. end offset is using for knowing where
- * to stop reading
- *
- */
-public class ChmBlockInfo {
- /* class members */
- private int iniBlock;
- private int startBlock;
- private int endBlock;
- private int startOffset;
- private int endOffset;
-
- private static ChmBlockInfo chmBlockInfo = null;
-
- private ChmBlockInfo() {
-
- }
-
- /**
- * Returns an information related to the chmBlockInfo
- *
- * @param dle
- * - DirectoryListingEntry
- * @param bytesPerBlock
- * - int, = chmLzxcResetTable.block_length
- * @param clcd
- * - ChmLzxcControlData
- * @param chmBlockInfo
- * - ChmBlockInfo
- *
- * @return ChmBlockInfo
- * @throws TikaException
- */
- protected ChmBlockInfo getChmBlockInfo(DirectoryListingEntry dle,
- int bytesPerBlock, ChmLzxcControlData clcd,
- ChmBlockInfo chmBlockInfo) throws TikaException {
- if (!validateParameters(dle, bytesPerBlock, clcd, chmBlockInfo))
- throw new ChmParsingException("Please check you parameters");
-
- chmBlockInfo.setStartBlock(dle.getOffset() / bytesPerBlock);
- chmBlockInfo.setEndBlock((dle.getOffset() + dle.getLength())
- / bytesPerBlock);
- chmBlockInfo.setStartOffset(dle.getOffset() % bytesPerBlock);
- chmBlockInfo.setEndOffset((dle.getOffset() + dle.getLength())
- % bytesPerBlock);
- // potential problem with casting long to int
- chmBlockInfo
- .setIniBlock((chmBlockInfo.startBlock -
chmBlockInfo.startBlock)
- % (int) clcd.getResetInterval());
- return chmBlockInfo;
- }
-
- public static ChmBlockInfo getChmBlockInfoInstance(
- DirectoryListingEntry dle, int bytesPerBlock,
- ChmLzxcControlData clcd) {
- setChmBlockInfo(new ChmBlockInfo());
- getChmBlockInfo().setStartBlock(dle.getOffset() / bytesPerBlock);
- getChmBlockInfo().setEndBlock(
- (dle.getOffset() + dle.getLength()) / bytesPerBlock);
- getChmBlockInfo().setStartOffset(dle.getOffset() % bytesPerBlock);
- getChmBlockInfo().setEndOffset(
- (dle.getOffset() + dle.getLength()) % bytesPerBlock);
- // potential problem with casting long to int
- getChmBlockInfo().setIniBlock(
- (getChmBlockInfo().startBlock - getChmBlockInfo().startBlock)
- % (int) clcd.getResetInterval());
- return getChmBlockInfo();
- }
-
- /**
- * Returns textual representation of ChmBlockInfo
- */
- public String toString() {
- StringBuilder sb = new StringBuilder();
- sb.append("iniBlock:=" + getIniBlock() + ", ");
- sb.append("startBlock:=" + getStartBlock() + ", ");
- sb.append("endBlock:=" + getEndBlock() + ", ");
- sb.append("startOffset:=" + getStartOffset() + ", ");
- sb.append("endOffset:=" + getEndOffset()
- + System.getProperty("line.separator"));
- return sb.toString();
- }
-
- private boolean validateParameters(DirectoryListingEntry dle,
- int bytesPerBlock, ChmLzxcControlData clcd,
- ChmBlockInfo chmBlockInfo) {
- int goodParameter = 0;
- if (dle != null)
- ++goodParameter;
- if (bytesPerBlock > 0)
- ++goodParameter;
- if (clcd != null)
- ++goodParameter;
- if (chmBlockInfo != null)
- ++goodParameter;
- return (goodParameter == 4);
- }
-
- public static void main(String[] args) {
- }
-
- /**
- * Returns an initial block index
- *
- * @return int
- */
- public int getIniBlock() {
- return iniBlock;
- }
-
- /**
- * Sets the initial block index
- *
- * @param iniBlock
- * - int
- */
- private void setIniBlock(int iniBlock) {
- this.iniBlock = iniBlock;
- }
-
- /**
- * Returns the start block index
- *
- * @return int
- */
- public int getStartBlock() {
- return startBlock;
- }
-
- /**
- * Sets the start block index
- *
- * @param startBlock
- * - int
- */
- private void setStartBlock(int startBlock) {
- this.startBlock = startBlock;
- }
-
- /**
- * Returns the end block index
- *
- * @return - int
- */
- public int getEndBlock() {
- return endBlock;
- }
-
- /**
- * Sets the end block index
- *
- * @param endBlock
- * - int
- */
- private void setEndBlock(int endBlock) {
- this.endBlock = endBlock;
- }
-
- /**
- * Returns the start offset index
- *
- * @return - int
- */
- public int getStartOffset() {
- return startOffset;
- }
-
- /**
- * Sets the start offset index
- *
- * @param startOffset
- * - int
- */
- private void setStartOffset(int startOffset) {
- this.startOffset = startOffset;
- }
-
- /**
- * Returns the end offset index
- *
- * @return - int
- */
- public int getEndOffset() {
- return endOffset;
- }
-
- /**
- * Sets the end offset index
- *
- * @param endOffset
- * - int
- */
- private void setEndOffset(int endOffset) {
- this.endOffset = endOffset;
- }
-
- public static void setChmBlockInfo(ChmBlockInfo chmBlockInfo) {
- ChmBlockInfo.chmBlockInfo = chmBlockInfo;
- }
-
- public static ChmBlockInfo getChmBlockInfo() {
- return chmBlockInfo;
- }
-}
+/*
+ * 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.tika.parser.chm.lzx;
+
+import org.apache.tika.exception.TikaException;
+import org.apache.tika.parser.chm.accessor.ChmLzxcControlData;
+import org.apache.tika.parser.chm.accessor.DirectoryListingEntry;
+import org.apache.tika.parser.chm.exception.ChmParsingException;
+
+/**
+ * A container that contains chm block information such as: i. initial block is
+ * using to reset main tree ii. start block is using for knowing where to start
+ * iii. end block is using for knowing where to stop iv. start offset is using
+ * for knowing where to start reading v. end offset is using for knowing where
+ * to stop reading
+ *
+ */
+public class ChmBlockInfo {
+ /* class members */
+ private int iniBlock;
+ private int startBlock;
+ private int endBlock;
+ private int startOffset;
+ private int endOffset;
+
+ private static ChmBlockInfo chmBlockInfo = null;
+
+ private ChmBlockInfo() {
+
+ }
+
+ /**
+ * Returns an information related to the chmBlockInfo
+ *
+ * @param dle
+ * - DirectoryListingEntry
+ * @param bytesPerBlock
+ * - int, = chmLzxcResetTable.block_length
+ * @param clcd
+ * - ChmLzxcControlData
+ * @param chmBlockInfo
+ * - ChmBlockInfo
+ *
+ * @return ChmBlockInfo
+ * @throws TikaException
+ */
+ protected ChmBlockInfo getChmBlockInfo(DirectoryListingEntry dle,
+ int bytesPerBlock, ChmLzxcControlData clcd,
+ ChmBlockInfo chmBlockInfo) throws TikaException {
+ if (!validateParameters(dle, bytesPerBlock, clcd, chmBlockInfo))
+ throw new ChmParsingException("Please check you parameters");
+
+ chmBlockInfo.setStartBlock(dle.getOffset() / bytesPerBlock);
+ chmBlockInfo.setEndBlock((dle.getOffset() + dle.getLength())
+ / bytesPerBlock);
+ chmBlockInfo.setStartOffset(dle.getOffset() % bytesPerBlock);
+ chmBlockInfo.setEndOffset((dle.getOffset() + dle.getLength())
+ % bytesPerBlock);
+ // potential problem with casting long to int
+ chmBlockInfo
+ .setIniBlock((chmBlockInfo.startBlock -
chmBlockInfo.startBlock)
+ % (int) clcd.getResetInterval());
+ return chmBlockInfo;
+ }
+
+ public static ChmBlockInfo getChmBlockInfoInstance(
+ DirectoryListingEntry dle, int bytesPerBlock,
+ ChmLzxcControlData clcd) {
+ setChmBlockInfo(new ChmBlockInfo());
+ getChmBlockInfo().setStartBlock(dle.getOffset() / bytesPerBlock);
+ getChmBlockInfo().setEndBlock(
+ (dle.getOffset() + dle.getLength()) / bytesPerBlock);
+ getChmBlockInfo().setStartOffset(dle.getOffset() % bytesPerBlock);
+ getChmBlockInfo().setEndOffset(
+ (dle.getOffset() + dle.getLength()) % bytesPerBlock);
+ // potential problem with casting long to int
+ getChmBlockInfo().setIniBlock(
+ (getChmBlockInfo().startBlock - getChmBlockInfo().startBlock)
+ % (int) clcd.getResetInterval());
+ return getChmBlockInfo();
+ }
+
+ /**
+ * Returns textual representation of ChmBlockInfo
+ */
+ public String toString() {
+ StringBuilder sb = new StringBuilder();
+ sb.append("iniBlock:=" + getIniBlock() + ", ");
+ sb.append("startBlock:=" + getStartBlock() + ", ");
+ sb.append("endBlock:=" + getEndBlock() + ", ");
+ sb.append("startOffset:=" + getStartOffset() + ", ");
+ sb.append("endOffset:=" + getEndOffset()
+ + System.getProperty("line.separator"));
+ return sb.toString();
+ }
+
+ private boolean validateParameters(DirectoryListingEntry dle,
+ int bytesPerBlock, ChmLzxcControlData clcd,
+ ChmBlockInfo chmBlockInfo) {
+ int goodParameter = 0;
+ if (dle != null)
+ ++goodParameter;
+ if (bytesPerBlock > 0)
+ ++goodParameter;
+ if (clcd != null)
+ ++goodParameter;
+ if (chmBlockInfo != null)
+ ++goodParameter;
+ return (goodParameter == 4);
+ }
+
+ public static void main(String[] args) {
+ }
+
+ /**
+ * Returns an initial block index
+ *
+ * @return int
+ */
+ public int getIniBlock() {
+ return iniBlock;
+ }
+
+ /**
+ * Sets the initial block index
+ *
+ * @param iniBlock
+ * - int
+ */
+ private void setIniBlock(int iniBlock) {
+ this.iniBlock = iniBlock;
+ }
+
+ /**
+ * Returns the start block index
+ *
+ * @return int
+ */
+ public int getStartBlock() {
+ return startBlock;
+ }
+
+ /**
+ * Sets the start block index
+ *
+ * @param startBlock
+ * - int
+ */
+ private void setStartBlock(int startBlock) {
+ this.startBlock = startBlock;
+ }
+
+ /**
+ * Returns the end block index
+ *
+ * @return - int
+ */
+ public int getEndBlock() {
+ return endBlock;
+ }
+
+ /**
+ * Sets the end block index
+ *
+ * @param endBlock
+ * - int
+ */
+ private void setEndBlock(int endBlock) {
+ this.endBlock = endBlock;
+ }
+
+ /**
+ * Returns the start offset index
+ *
+ * @return - int
+ */
+ public int getStartOffset() {
+ return startOffset;
+ }
+
+ /**
+ * Sets the start offset index
+ *
+ * @param startOffset
+ * - int
+ */
+ private void setStartOffset(int startOffset) {
+ this.startOffset = startOffset;
+ }
+
+ /**
+ * Returns the end offset index
+ *
+ * @return - int
+ */
+ public int getEndOffset() {
+ return endOffset;
+ }
+
+ /**
+ * Sets the end offset index
+ *
+ * @param endOffset
+ * - int
+ */
+ private void setEndOffset(int endOffset) {
+ this.endOffset = endOffset;
+ }
+
+ public static void setChmBlockInfo(ChmBlockInfo chmBlockInfo) {
+ ChmBlockInfo.chmBlockInfo = chmBlockInfo;
+ }
+
+ public static ChmBlockInfo getChmBlockInfo() {
+ return chmBlockInfo;
+ }
+}
Propchange:
tika/trunk/tika-parsers/src/main/java/org/apache/tika/parser/chm/lzx/ChmBlockInfo.java
------------------------------------------------------------------------------
svn:eol-style = native
