Move to Commons Base

[lgpl/argeo-commons.git] / basic / runtime / org.argeo.basic.nodeps / src / main / java / org / argeo / util / CsvWriter.java

diff --git a/basic/runtime/org.argeo.basic.nodeps/src/main/java/org/argeo/util/CsvWriter.java b/basic/runtime/org.argeo.basic.nodeps/src/main/java/org/argeo/util/CsvWriter.java
deleted file mode 100644 (file)
index b3f3838..0000000
--- a/basic/runtime/org.argeo.basic.nodeps/src/main/java/org/argeo/util/CsvWriter.java
+++ /dev/null
@@ -1,144 +0,0 @@
-/*
- * Copyright (C) 2007-2012 Mathieu Baudier
- *
- * 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.argeo.util;
-
-import java.io.IOException;
-import java.io.OutputStream;
-import java.io.OutputStreamWriter;
-import java.io.UnsupportedEncodingException;
-import java.io.Writer;
-import java.util.Iterator;
-import java.util.List;
-
-import org.argeo.ArgeoException;
-
-/** Write in CSV format. */
-public class CsvWriter {
-       private final Writer out;
-
-       private char separator = ',';
-       private char quote = '\"';
-
-       /**
-        * Creates a CSV writer.
-        * 
-        * @param out
-        *            the stream to write to. Caller is responsible for closing it.
-        */
-       public CsvWriter(OutputStream out) {
-               this.out = new OutputStreamWriter(out);
-       }
-
-       /**
-        * Creates a CSV writer.
-        * 
-        * @param out
-        *            the stream to write to. Caller is responsible for closing it.
-        */
-       public CsvWriter(OutputStream out, String encoding) {
-               try {
-                       this.out = new OutputStreamWriter(out, encoding);
-               } catch (UnsupportedEncodingException e) {
-                       throw new ArgeoException("Cannot initialize CSV writer", e);
-               }
-       }
-
-       /**
-        * Write a CSV line. Also used to write a header if needed (this is
-        * transparent for the CSV writer): simply call it first, before writing the
-        * lines.
-        */
-       public void writeLine(List<?> tokens) {
-               try {
-                       Iterator<?> it = tokens.iterator();
-                       while (it.hasNext()) {
-                               writeToken(it.next().toString());
-                               if (it.hasNext())
-                                       out.write(separator);
-                       }
-                       out.write('\n');
-                       out.flush();
-               } catch (IOException e) {
-                       throw new ArgeoException("Could not write " + tokens, e);
-               }
-       }
-
-       /**
-        * Write a CSV line. Also used to write a header if needed (this is
-        * transparent for the CSV writer): simply call it first, before writing the
-        * lines.
-        */
-       public void writeLine(Object[] tokens) {
-               try {
-                       for (int i = 0; i < tokens.length; i++) {
-                               if (tokens[i] == null) {
-                                       // TODO configure how to deal with null
-                                       writeToken("");
-                               } else {
-                                       writeToken(tokens[i].toString());
-                               }
-                               if (i != (tokens.length - 1))
-                                       out.write(separator);
-                       }
-                       out.write('\n');
-                       out.flush();
-               } catch (IOException e) {
-                       throw new ArgeoException("Could not write " + tokens, e);
-               }
-       }
-
-       protected void writeToken(String token) throws IOException {
-               // +2 for possible quotes, another +2 assuming there would be an already
-               // quoted string where quotes needs to be duplicated
-               // another +2 for safety
-               // we don't want to increase buffer size while writing
-               StringBuffer buf = new StringBuffer(token.length() + 6);
-               char[] arr = token.toCharArray();
-               boolean shouldQuote = false;
-               for (char c : arr) {
-                       if (!shouldQuote) {
-                               if (c == separator)
-                                       shouldQuote = true;
-                               if (c == '\n')
-                                       shouldQuote = true;
-                       }
-
-                       if (c == quote) {
-                               shouldQuote = true;
-                               // duplicate quote
-                               buf.append(quote);
-                       }
-
-                       // generic case
-                       buf.append(c);
-               }
-
-               if (shouldQuote == true)
-                       out.write(quote);
-               out.write(buf.toString());
-               if (shouldQuote == true)
-                       out.write(quote);
-       }
-
-       public void setSeparator(char separator) {
-               this.separator = separator;
-       }
-
-       public void setQuote(char quote) {
-               this.quote = quote;
-       }
-
-}