pylucene 3.5.0-3

[pylucene.git] / lucene-java-3.5.0 / lucene / contrib / analyzers / common / src / java / org / tartarus / snowball / TestApp.java

diff --git a/lucene-java-3.5.0/lucene/contrib/analyzers/common/src/java/org/tartarus/snowball/TestApp.java b/lucene-java-3.5.0/lucene/contrib/analyzers/common/src/java/org/tartarus/snowball/TestApp.java
new file mode 100644 (file)
index 0000000..3da6f8c
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+++ b/lucene-java-3.5.0/lucene/contrib/analyzers/common/src/java/org/tartarus/snowball/TestApp.java
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+/*
+
+Copyright (c) 2001, Dr Martin Porter
+Copyright (c) 2002, Richard Boulton
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright notice,
+    * this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright
+    * notice, this list of conditions and the following disclaimer in the
+    * documentation and/or other materials provided with the distribution.
+    * Neither the name of the copyright holders nor the names of its contributors
+    * may be used to endorse or promote products derived from this software
+    * without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+ */
+
+package org.tartarus.snowball;
+
+import java.lang.reflect.Method;
+import java.io.Reader;
+import java.io.Writer;
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.FileInputStream;
+import java.io.InputStreamReader;
+import java.io.OutputStreamWriter;
+import java.io.OutputStream;
+import java.io.FileOutputStream;
+
+public class TestApp {
+    private static void usage()
+    {
+        System.err.println("Usage: TestApp <algorithm> <input file> [-o <output file>]");
+    }
+
+    public static void main(String [] args) throws Throwable {
+       if (args.length < 2) {
+            usage();
+            return;
+        }
+
+       Class<? extends SnowballProgram> stemClass = Class.forName("org.tartarus.snowball.ext." +
+                                       args[0] + "Stemmer").asSubclass(SnowballProgram.class);
+        SnowballProgram stemmer = stemClass.newInstance();
+       Method stemMethod = stemClass.getMethod("stem", new Class[0]);
+
+       Reader reader;
+       reader = new InputStreamReader(new FileInputStream(args[1]));
+       reader = new BufferedReader(reader);
+
+       StringBuffer input = new StringBuffer();
+
+        OutputStream outstream;
+
+       if (args.length > 2) {
+            if (args.length == 4 && args[2].equals("-o")) {
+                outstream = new FileOutputStream(args[3]);
+            } else {
+                usage();
+                return;
+            }
+       } else {
+           outstream = System.out;
+       }
+       Writer output = new OutputStreamWriter(outstream);
+       output = new BufferedWriter(output);
+
+       int repeat = 1;
+       if (args.length > 4) {
+           repeat = Integer.parseInt(args[4]);
+       }
+
+       Object [] emptyArgs = new Object[0];
+       int character;
+       while ((character = reader.read()) != -1) {
+           char ch = (char) character;
+           if (Character.isWhitespace(ch)) {
+               if (input.length() > 0) {
+                   stemmer.setCurrent(input.toString());
+                   for (int i = repeat; i != 0; i--) {
+                       stemMethod.invoke(stemmer, emptyArgs);
+                   }
+                   output.write(stemmer.getCurrent());
+                   output.write('\n');
+                   input.delete(0, input.length());
+               }
+           } else {
+               input.append(Character.toLowerCase(ch));
+           }
+       }
+       output.flush();
+    }
+}