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-rw-r--r--libjava/java/lang/Long.java361
1 files changed, 0 insertions, 361 deletions
diff --git a/libjava/java/lang/Long.java b/libjava/java/lang/Long.java
deleted file mode 100644
index 95f426d2206..00000000000
--- a/libjava/java/lang/Long.java
+++ /dev/null
@@ -1,361 +0,0 @@
-/* Copyright (C) 1998, 1999 Free Software Foundation
-
- 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.lang;
-
-/**
- * @author Warren Levy <warrenl@cygnus.com>
- * @date September 18, 1998.
- */
-/* Written using "Java Class Libraries", 2nd edition, ISBN 0-201-31002-3
- * "The Java Language Specification", ISBN 0-201-63451-1
- * plus online API docs for JDK 1.2 beta from http://www.javasoft.com.
- * Status: Believed complete and correct.
- */
-
-public final class Long extends Number implements Comparable
-{
- public static final long MAX_VALUE = 0x7FFFFFFFFFFFFFFFL;
- public static final long MIN_VALUE = 0x8000000000000000L;
-
- // This initialization is seemingly circular, but it is accepted
- // by javac, and is handled specially by gcc.
- public static final Class TYPE = long.class;
-
- /* The long value of the instance. */
- private long value;
-
- public Long(long val)
- {
- value = val;
- }
-
- public Long(String str) throws NumberFormatException
- {
- value = parseLong(str, 10);
- }
-
- public byte byteValue()
- {
- return (byte) value;
- }
-
- public double doubleValue()
- {
- return (double) value;
- }
-
- public float floatValue()
- {
- return (float) value;
- }
-
- public int intValue()
- {
- return (int) value;
- }
-
- public long longValue()
- {
- return value;
- }
-
- public short shortValue()
- {
- return (short) value;
- }
-
- // Added in JDK 1.2
- public int compareTo(Long anotherLong)
- {
- if (this.value == anotherLong.value)
- return 0;
-
- // Returns just -1 or 1 on inequality; doing math might overflow the long.
- if (this.value > anotherLong.value)
- return 1;
-
- return -1;
- }
-
- // Added in JDK 1.2
- public int compareTo(Object o) throws ClassCastException
- {
- if (!(o instanceof Long))
- throw new ClassCastException();
-
- return this.compareTo((Long) o);
- }
-
- // Added in JDK 1.2
- public static Long decode(String str) throws NumberFormatException
- {
- boolean isNeg = false;
- int index = 0;
- int radix = 10;
- final int len;
-
- if (str == null || (len = str.length()) == 0)
- throw new NumberFormatException();
-
- // Negative numbers are always radix 10.
- if (str.charAt(0) == '-')
- {
- radix = 10;
- index++;
- isNeg = true;
- }
- else if (str.charAt(index) == '#')
- {
- radix = 16;
- index++;
- }
- else if (str.charAt(index) == '0')
- {
- // Check if str is just "0"
- if (len == 1)
- return new Long(0L);
-
- index++;
- if (str.charAt(index) == 'x')
- {
- radix = 16;
- index++;
- }
- else
- radix = 8;
- }
-
- if (index >= len)
- throw new NumberFormatException();
-
- return new Long(parseLong(str, index, len, isNeg, radix));
- }
-
- public boolean equals(Object obj)
- {
- return (obj != null && (obj instanceof Long)
- && ((Long) obj).value == value);
- }
-
- public static Long getLong(String prop)
- {
- return getLong(prop, null);
- }
-
- public static Long getLong(String prop, long defval)
- {
- Long val = getLong(prop, null);
- return val == null ? new Long(defval) : val;
- }
-
- public static Long getLong(String prop, Long defobj)
- {
- try
- {
- return decode(System.getProperty(prop));
- }
- catch (NumberFormatException ex)
- {
- return defobj;
- }
- }
-
- public int hashCode()
- {
- return (int)(this.longValue()^(this.longValue()>>>32));
- }
-
- public static long parseLong(String str) throws NumberFormatException
- {
- return parseLong(str, 10);
- }
-
- public static long parseLong(String str, int radix)
- throws NumberFormatException
- {
- final int len;
-
- if (str == null || (len = str.length()) == 0 ||
- radix < Character.MIN_RADIX || radix > Character.MAX_RADIX)
- throw new NumberFormatException();
-
- boolean isNeg = false;
- int index = 0;
- if (str.charAt(index) == '-')
- if (len > 1)
- {
- isNeg = true;
- index++;
- }
- else
- throw new NumberFormatException();
-
- return parseLong(str, index, len, isNeg, radix);
- }
-
- private static long parseLong(String str, int index, int len, boolean isNeg,
- int radix) throws NumberFormatException
- {
- long val = 0;
- int digval;
-
- long max = MAX_VALUE / radix;
- // We can't directly write `max = (MAX_VALUE + 1) / radix'.
- // So instead we fake it.
- if (isNeg && MAX_VALUE % radix == radix - 1)
- ++max;
-
- for ( ; index < len; index++)
- {
- if (val < 0 || val > max)
- throw new NumberFormatException();
-
- if ((digval = Character.digit(str.charAt(index), radix)) < 0)
- throw new NumberFormatException();
-
- // Throw an exception for overflow if result is negative.
- // However, we special-case the most negative value.
- val = val * radix + digval;
- if (val < 0 && (! isNeg || val != MIN_VALUE))
- throw new NumberFormatException();
- }
-
- return isNeg ? -(val) : val;
- }
-
- public static String toBinaryString(long num)
- {
- return toUnsignedString(num, 1);
- }
-
- public static String toHexString(long num)
- {
- return toUnsignedString(num, 4);
- }
-
- public static String toOctalString(long num)
- {
- return toUnsignedString(num, 3);
- }
-
- private static String toUnsignedString(long num, int exp)
- {
- // Use an array large enough for a binary number.
- int radix = 1 << exp;
- long mask = radix - 1;
- char[] buffer = new char[64];
- int i = 64;
- do
- {
- buffer[--i] = Character.forDigit((int) (num & mask), radix);
- num = num >>> exp;
- }
- while (num != 0);
-
- return String.valueOf(buffer, i, 64-i);
- }
-
- public String toString()
- {
- return toString(this.value);
- }
-
- public static String toString(long num)
- {
- // Use the Integer toString for efficiency if possible.
- if (num <= Integer.MAX_VALUE && num >= Integer.MIN_VALUE)
- return Integer.toString((int) num);
-
- // Use an arrary large enough for "-9223372036854775808"; i.e. 11 chars.
- char[] buffer = new char[20];
- int i = 20;
- boolean isNeg;
- if (num < 0)
- {
- isNeg = true;
- num = -(num);
- if (num < 0)
- {
- // Must be MIN_VALUE, so handle this special case.
- buffer[--i] = '8';
- num = 922337203685477580L;
- }
- }
- else
- isNeg = false;
-
- do
- {
- buffer[--i] = (char) ((int) '0' + (num % 10));
- num /= 10;
- }
- while (num > 0);
-
- if (isNeg)
- buffer[--i] = '-';
-
- return String.valueOf(buffer, i, 20-i);
- }
-
- public static String toString(long num, int radix)
- {
- // Use optimized method for the typical case.
- if (radix == 10 ||
- radix < Character.MIN_RADIX || radix > Character.MAX_RADIX)
- return toString(num);
-
- // Use the Integer toString for efficiency if possible.
- if (num <= Integer.MAX_VALUE && num >= Integer.MIN_VALUE)
- return Integer.toString((int) num, radix);
-
- // For negative numbers, print out the absolute value w/ a leading '-'.
- // Use an array large enough for a binary number.
- char[] buffer = new char[65];
- int i = 65;
- boolean isNeg;
- if (num < 0)
- {
- isNeg = true;
- num = -(num);
-
- // When the value is MIN_VALUE, it overflows when made positive
- if (num < 0)
- {
- buffer[--i] = Character.forDigit((int) (-(num + radix) % radix),
- radix);
- num = -(num / radix);
- }
- }
- else
- isNeg = false;
-
- do
- {
- buffer[--i] = Character.forDigit((int) (num % radix), radix);
- num /= radix;
- }
- while (num > 0);
-
- if (isNeg)
- buffer[--i] = '-';
-
- return String.valueOf(buffer, i, 65-i);
- }
-
- public static Long valueOf(String str) throws NumberFormatException
- {
- return new Long(parseLong(str, 10));
- }
-
- public static Long valueOf(String str, int radix)
- throws NumberFormatException
- {
- return new Long(parseLong(str, radix));
- }
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-17 08:32:35 +0000