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refactor System.getProperty() to reduce coupling with native code

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This commit is contained in:
Joel Dice
2007-10-26 12:13:21 -06:00
parent ccdc7fdda3
commit e892f1bff5
3 changed files with 63 additions and 88 deletions
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40
classpath/java/lang/System.java
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@ -9,14 +9,6 @@ import java.io.FileOutputStream;
import java.io.FileDescriptor;
public abstract class System {
private static final int Unknown = 0;
private static final int JavaClassPath = 1;
private static final int LineSeparator = 100;
private static final int FileSeparator = 101;
private static final int OsName = 102;
private static final int JavaIoTmpdir = 103;
private static final int UserHome = 104;
private static Property properties;
// static {
@ -42,28 +34,14 @@ public abstract class System {
}
}
int code = Unknown;
if (name.equals("java.class.path")) {
code = JavaClassPath;
} else if (name.equals("java.io.tmpdir")) {
code = JavaIoTmpdir;
} else if (name.equals("line.separator")) {
code = LineSeparator;
} else if (name.equals("file.separator")) {
code = FileSeparator;
} else if (name.equals("user.home")) {
code = UserHome;
} else if (name.equals("os.name")) {
code = OsName;
}
boolean[] found = new boolean[1];
String value = getProperty(name, found);
if (found[0]) return value;
if (code == Unknown) {
return null;
} else if (code == JavaClassPath) {
return getVMProperty(code);
} else {
return getProperty(code);
}
value = getVMProperty(name, found);
if (found[0]) return value;
return null;
}
public static String setProperty(String name, String value) {
@ -79,9 +57,9 @@ public abstract class System {
return null;
}
private static native String getProperty(int code);
private static native String getProperty(String name, boolean[] found);
private static native String getVMProperty(int code);
private static native String getVMProperty(String name, boolean[] found);
public static native long currentTimeMillis();