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-rw-r--r--libjava/java/io/PrintWriter.java286
1 files changed, 286 insertions, 0 deletions
diff --git a/libjava/java/io/PrintWriter.java b/libjava/java/io/PrintWriter.java
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+/* Copyright (C) 1998, 1999 Cygnus Solutions
+
+ This file is part of libgcj.
+
+This software is copyrighted work licensed under the terms of the
+Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
+details. */
+
+package java.io;
+
+/**
+ * @author Per Bothner <bothner@cygnus.com>
+ * @date April 17, 1998.
+ */
+/* Written using "Java Class Libraries", 2nd edition, plus online
+ * API docs for JDK 1.2 beta from http://www.javasoft.com.
+ * Status: Believed complete and correct.
+ * However, should use native methods for conversion.
+ */
+
+public class PrintWriter extends Writer
+{
+ private boolean autoflush;
+ private boolean error;
+ Writer out;
+
+ public PrintWriter(Writer wr)
+ {
+ super(wr);
+ this.out = wr;
+ }
+
+ public PrintWriter(Writer wr, boolean autoflush)
+ {
+ super(wr);
+ this.out = wr;
+ this.autoflush = autoflush;
+ }
+
+ public PrintWriter(OutputStream out)
+ {
+ super();
+ this.out = new OutputStreamWriter(out);
+ this.lock = this.out;
+ }
+
+ public PrintWriter(OutputStream out, boolean autoflush)
+ {
+ this(out);
+ this.autoflush = autoflush;
+ }
+ protected void setError() { error = true; }
+
+ public boolean checkError()
+ {
+ flush();
+ return error;
+ }
+
+ public void flush()
+ {
+ try
+ {
+ out.flush();
+ }
+ catch (IOException ex)
+ {
+ error = true;
+ }
+ }
+
+ public void close()
+ {
+ try
+ {
+ out.close();
+ }
+ catch (IOException ex)
+ {
+ error = true;
+ }
+ }
+
+ public void print(String str)
+ {
+ try
+ {
+ out.write(str == null ? "null" : str);
+ }
+ catch (IOException ex)
+ {
+ error = true;
+ }
+ }
+
+ public void print(char ch)
+ {
+ write((int) ch);
+ }
+
+ public void print(char[] charArray)
+ {
+ write(charArray, 0, charArray.length);
+ }
+
+ public void print(boolean bool)
+ {
+ print(bool ? "true" : "false");
+ }
+
+ public void print(int inum)
+ {
+ print(Integer.toString(inum));
+ }
+
+ public void print(long lnum)
+ {
+ print(Long.toString(lnum));
+ }
+
+ public void print(float fnum)
+ {
+ print(Float.toString(fnum));
+ }
+
+ public void print(double dnum)
+ {
+ print(Double.toString(dnum));
+ }
+
+ public void print(Object obj)
+ {
+ print(obj == null ? "null" : obj.toString());
+ }
+
+ private static final char[] line_separator
+ = System.getProperty("line.separator").toCharArray();
+
+ public void println()
+ {
+ synchronized (lock)
+ {
+ printlnUnsynchronized();
+ }
+ }
+
+ private void printlnUnsynchronized()
+ {
+ try
+ {
+ write(line_separator, 0, line_separator.length);
+ if (autoflush)
+ out.flush();
+ }
+ catch (IOException ex)
+ {
+ error = true;
+ }
+ }
+
+ public void println(boolean bool)
+ {
+ synchronized (lock)
+ {
+ print(bool);
+ printlnUnsynchronized();
+ }
+ }
+ public void println(int inum)
+ {
+ synchronized (lock)
+ {
+ print(inum);
+ printlnUnsynchronized();
+ }
+ }
+
+ public void println(long lnum)
+ {
+ synchronized (lock)
+ {
+ print(lnum);
+ printlnUnsynchronized();
+ }
+ }
+
+ public void println(float fnum)
+ {
+ synchronized (lock)
+ {
+ print(fnum);
+ printlnUnsynchronized();
+ }
+ }
+
+ public void println(double dnum)
+ {
+ synchronized (lock)
+ {
+ print(dnum);
+ printlnUnsynchronized();
+ }
+ }
+
+ public void println(Object obj)
+ {
+ synchronized (lock)
+ {
+ print(obj);
+ printlnUnsynchronized();
+ }
+ }
+
+ public void println(String str)
+ {
+ synchronized (lock)
+ {
+ print(str);
+ printlnUnsynchronized();
+ }
+ }
+
+ public void println(char ch)
+ {
+ synchronized (lock)
+ {
+ print(ch);
+ printlnUnsynchronized();
+ }
+ }
+
+ public void println(char[] charArray)
+ {
+ synchronized (lock)
+ {
+ print(charArray);
+ printlnUnsynchronized();
+ }
+ }
+
+ public void write(int ch)
+ {
+ try
+ {
+ out.write(ch);
+ }
+ catch (IOException ex)
+ {
+ error = true;
+ }
+ }
+
+ public void write(char[] charArray, int offset, int count)
+ {
+ try
+ {
+ out.write(charArray, offset, count);
+ }
+ catch (IOException ex)
+ {
+ error = true;
+ }
+ }
+
+ public void write(String str, int offset, int count)
+ {
+ try
+ {
+ out.write(str, offset, count);
+ }
+ catch (IOException ex)
+ {
+ error = true;
+ }
+ }
+
+ public void write(char[] charArray)
+ {
+ write(charArray, 0, charArray.length);
+ }
+
+ public void write(String str)
+ {
+ write(str, 0, str.length());
+ }
+}