GC stress fixes and other bugfixes; classpath progress

classpath/java/lang/Long.java

@@ -9,6 +9,54 @@ public final class Long extends Number {
     this.value = value;
   }
 
+  public boolean equals(Object o) {
+    return o instanceof Long && ((Long) o).value == value;
+  }
+
+  public int hashCode() {
+    return (int) ((value >> 32) ^ (value & 0xFF));
+  }
+
+  public String toString() {
+    return String.valueOf(value);
+  }
+
+  public static String toString(long v, int radix) {
+    if (radix < 1 || radix > 36) {
+      throw new IllegalArgumentException("radix " + radix + " not in [1,36]");
+    }
+
+    if (v == 0) {
+      return "0";
+    }
+
+    int size = (v < 0 ? 1 : 0);
+    for (long n = v; n > 0; n /= radix) ++size;
+
+    char[] array = new char[size];
+
+    int i = array.length - 1;
+    for (long n = v; n > 0; n /= radix) {
+      long digit = n % radix;
+      if (digit >= 0 && digit <= 9) {
+        array[i] = (char) ('0' + digit);
+      } else {
+        array[i] = (char) ('a' + (digit - 10));
+      }
+      --i;
+    }
+
+    if (v < 0) {
+      array[i] = '-';
+    }
+
+    return new String(array);
+  }
+
+  public static String toString(long v) {
+    return toString(v, 10);
+  }
+
   public byte byteValue() {
     return (byte) value;
   }
@@ -49,7 +97,7 @@ public final class Long extends Number {
 	long digit = ((c >= '0' && c <= '9') ? (c - '0') : (c - 'a' + 10));
 	number += digit * pow(radix, (s.length() - i - 1));
       } else {
-	throw new NumberFormatException("Invalid character " + c + " code " +
+	throw new NumberFormatException("invalid character " + c + " code " +
 					(int) c);
       }
     }