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提交 35577586 编写于 作者: K ksrini
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8004547: Extend JavaFX launcher support to allow full JavaFX launch feature set 

Reviewed-by: mchung, kcr, ksrini
Contributed-by: david.dehaven@oracle.com
上级 4e886604
隐藏空白更改
内联 并排
Showing with 231 addition and 75 deletion
src/share/classes/sun/launcher/LauncherHelper.java
浏览文件 @ 35577586
/*
* Copyright (c) 2007, 2012, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2007, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -409,6 +409,15 @@ public enum LauncherHelper {
if (mainValue == null) {
abort(null, "java.launcher.jar.error3", jarname);
}
/*
* Hand off to FXHelper if it detects a JavaFX application
* This must be done after ensuring a Main-Class entry
* exists to enforce compliance with the jar specification
*/
if (mainAttrs.containsKey(
new Attributes.Name(FXHelper.JAVAFX_APPLICATION_MARKER))) {
return FXHelper.class.getName();
}
return mainValue.trim();
} catch (IOException ioe) {
abort(ioe, "java.launcher.jar.error1", jarname);
......@@ -483,26 +492,23 @@ public enum LauncherHelper {
} catch (NoClassDefFoundError | ClassNotFoundException cnfe) {
abort(cnfe, "java.launcher.cls.error1", cn);
}
// set to mainClass, FXHelper may return something else
// set to mainClass
appClass = mainClass;
Method m = getMainMethod(mainClass);
if (m != null) {
// this will abort if main method has the wrong signature
validateMainMethod(m);
return mainClass;
}
// Check if FXHelper can launch it using the FX launcher
Class<?> fxClass = FXHelper.getFXMainClass(mainClass);
if (fxClass != null) {
return fxClass;
/*
* Check if FXHelper can launch it using the FX launcher. In an FX app,
* the main class may or may not have a main method, so do this before
* validating the main class.
*/
if (mainClass.equals(FXHelper.class) ||
FXHelper.doesExtendFXApplication(mainClass)) {
// Will abort() if there are problems with the FX runtime
FXHelper.setFXLaunchParameters(what, mode);
return FXHelper.class;
}
// not an FX application either, abort with an error
abort(null, "java.launcher.cls.error4", mainClass.getName(),
FXHelper.JAVAFX_APPLICATION_CLASS_NAME);
return null; // avoid compiler error...
validateMainClass(mainClass);
return mainClass;
}
/*
......@@ -515,16 +521,18 @@ public enum LauncherHelper {
return appClass;
}
// Check for main method or return null if not found
static Method getMainMethod(Class<?> clazz) {
// Check the existence and signature of main and abort if incorrect
static void validateMainClass(Class<?> mainClass) {
Method mainMethod;
try {
return clazz.getMethod("main", String[].class);
} catch (NoSuchMethodException nsme) {}
return null;
}
mainMethod = mainClass.getMethod("main", String[].class);
} catch (NoSuchMethodException nsme) {
// invalid main or not FX application, abort with an error
abort(null, "java.launcher.cls.error4", mainClass.getName(),
FXHelper.JAVAFX_APPLICATION_CLASS_NAME);
return; // Avoid compiler issues
}
// Check the signature of main and abort if it's incorrect
static void validateMainMethod(Method mainMethod) {
/*
* getMethod (above) will choose the correct method, based
* on its name and parameter type, however, we still have to
......@@ -644,41 +652,78 @@ public enum LauncherHelper {
}
static final class FXHelper {
// Marker entry in jar manifest that designates a JavaFX application jar
private static final String JAVAFX_APPLICATION_MARKER =
"JavaFX-Application-Class";
private static final String JAVAFX_APPLICATION_CLASS_NAME =
"javafx.application.Application";
private static final String JAVAFX_LAUNCHER_CLASS_NAME =
"com.sun.javafx.application.LauncherImpl";
/*
* The launch method used to invoke the JavaFX launcher. These must
* match the strings used in the launchApplication method.
*
* Command line JavaFX-App-Class Launch mode FX Launch mode
* java -cp fxapp.jar FXClass N/A LM_CLASS "LM_CLASS"
* java -cp somedir FXClass N/A LM_CLASS "LM_CLASS"
* java -jar fxapp.jar Present LM_JAR "LM_JAR"
* java -jar fxapp.jar Not Present LM_JAR "LM_JAR"
*/
private static final String JAVAFX_LAUNCH_MODE_CLASS = "LM_CLASS";
private static final String JAVAFX_LAUNCH_MODE_JAR = "LM_JAR";
/*
* FX application launcher and launch method, so we can launch
* applications with no main method.
*/
private static String fxLaunchName = null;
private static String fxLaunchMode = null;
private static Class<?> fxLauncherClass = null;
private static Method fxLauncherMethod = null;
/*
* We can assume that the class does NOT have a main method or it would
* have been handled already. We do, however, need to check if the class
* extends Application and the launcher is available and abort with an
* error if it's not.
* Set the launch params according to what was passed to LauncherHelper
* so we can use the same launch mode for FX. Abort if there is any
* issue with loading the FX runtime or with the launcher method.
*/
private static Class<?> getFXMainClass(Class<?> mainClass) {
// Check if mainClass extends Application
if (!doesExtendFXApplication(mainClass)) {
return null;
}
private static void setFXLaunchParameters(String what, int mode) {
// Check for the FX launcher classes
try {
fxLauncherClass = scloader.loadClass(JAVAFX_LAUNCHER_CLASS_NAME);
/*
* signature must be:
* public static void launchApplication(String launchName,
* String launchMode, String[] args);
*/
fxLauncherMethod = fxLauncherClass.getMethod("launchApplication",
Class.class, String[].class);
String.class, String.class, String[].class);
// verify launcher signature as we do when validating the main method
int mod = fxLauncherMethod.getModifiers();
if (!Modifier.isStatic(mod)) {
abort(null, "java.launcher.javafx.error1");
}
if (fxLauncherMethod.getReturnType() != java.lang.Void.TYPE) {
abort(null, "java.launcher.javafx.error1");
}
} catch (ClassNotFoundException | NoSuchMethodException ex) {
abort(ex, "java.launcher.cls.error5", ex);
}
// That's all, return this class so we can launch later
return FXHelper.class;
fxLaunchName = what;
switch (mode) {
case LM_CLASS:
fxLaunchMode = JAVAFX_LAUNCH_MODE_CLASS;
break;
case LM_JAR:
fxLaunchMode = JAVAFX_LAUNCH_MODE_JAR;
break;
default:
// should not have gotten this far...
throw new InternalError(mode + ": Unknown launch mode");
}
}
/*
......@@ -696,11 +741,15 @@ public enum LauncherHelper {
return false;
}
// preloader ?
public static void main(String... args) throws Exception {
if (fxLauncherMethod == null
|| fxLaunchMode == null
|| fxLaunchName == null) {
throw new RuntimeException("Invalid JavaFX launch parameters");
}
// launch appClass via fxLauncherMethod
fxLauncherMethod.invoke(null, new Object[] {appClass, args});
fxLauncherMethod.invoke(null,
new Object[] {fxLaunchName, fxLaunchMode, args});
}
}
}
src/share/classes/sun/launcher/resources/launcher.properties
浏览文件 @ 35577586
......@@ -140,3 +140,6 @@ java.launcher.jar.error1=\
java.launcher.jar.error2=manifest not found in {0}
java.launcher.jar.error3=no main manifest attribute, in {0}
java.launcher.init.error=initialization error
java.launcher.javafx.error1=\
Error: The JavaFX launchApplication method has the wrong signature, it\n\
must be declared static and return a value of type void
test/tools/launcher/FXLauncherTest.java
浏览文件 @ 35577586
/*
* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
......@@ -23,7 +23,7 @@
/*
* @test
* @bug 8001533
* @bug 8001533 8004547
* @summary Test launching FX application with java -jar
* Test uses main method and blank main method, a jfx app class and an incorrest
* jfx app class, a main-class for the manifest, a bogus one and none.
......@@ -47,6 +47,8 @@ public class FXLauncherTest extends TestHelper {
/* standard main class can be used as java main for fx app class */
static final String StdMainClass = "helloworld.HelloWorld";
static final String ExtMainClass = "helloworld.ExtHello";
static final String NonFXMainClass = "helloworld.HelloJava";
static int testcount = 0;
/* a main method and a blank. */
......@@ -107,9 +109,7 @@ public class FXLauncherTest extends TestHelper {
}
/*
* Create class to extend fx java file for test application
* TODO: make test to create java file and this extension of the java file
* and jar them together an run app via this java class.
* Create class that extends HelloWorld instead of Application
*/
static void createExtJavaFile(String mainmethod) {
try {
......@@ -125,16 +125,48 @@ public class FXLauncherTest extends TestHelper {
compile("-cp", ".", "-d", ".", mainClass + JAVA_FILE_EXT);
} catch (java.io.IOException ioe) {
ioe.printStackTrace();
throw new RuntimeException("Failed creating HelloWorld.");
throw new RuntimeException("Failed creating ExtHello.");
}
}
/*
* Create non-JavaFX class for testing if jfxrt.jar is being loaded
* when it shouldn't be
*/
static void createNonFXJavaFile() {
try {
String mainClass = "HelloJava";
List<String> contents = new ArrayList<>();
contents.add("package helloworld;");
contents.add("public class HelloJava {");
contents.add(" public static void main(String[] args) {");
contents.add(" for(String aa : args)");
contents.add(" System.out.println(\"arg: \" + aa);" );
contents.add(" }");
contents.add("}");
// Create and compile java source.
MainJavaFile = new File(mainClass + JAVA_FILE_EXT);
createFile(MainJavaFile, contents);
compile("-cp", ".", "-d", ".", mainClass + JAVA_FILE_EXT);
} catch (java.io.IOException ioe) {
ioe.printStackTrace();
throw new RuntimeException("Failed creating HelloJava.");
}
}
// Create manifest for test fx application
static List<String> createManifestContents(String mainclassentry) {
static List<String> createManifestContents(String mainClassEntry, String fxMainEntry) {
List<String> mcontents = new ArrayList<>();
mcontents.add("Manifest-Version: 1.0");
mcontents.add("Created-By: FXLauncherTest");
mcontents.add("Main-Class: " + mainclassentry);
if (mainClassEntry != null) {
mcontents.add("Main-Class: " + mainClassEntry);
System.out.println("Main-Class: " + mainClassEntry);
}
if (fxMainEntry != null) {
mcontents.add("JavaFX-Application-Class: " + fxMainEntry);
System.out.println("JavaFX-Application-Class: " + fxMainEntry);
}
return mcontents;
}
......@@ -175,31 +207,41 @@ public class FXLauncherTest extends TestHelper {
/*
* Set Main-Class and iterate main_methods.
* Try launching with both -jar and -cp methods.
* Try launching with both -jar and -cp methods, with and without FX main
* class manifest entry.
* All cases should run.
*
* See sun.launcher.LauncherHelper$FXHelper for more details on how JavaFX
* applications are launched.
*/
@Test
static void testBasicFXApp() throws Exception {
testBasicFXApp(true);
testBasicFXApp(false);
testBasicFXApp(true, false); // -cp, no JAC
testBasicFXApp(false, true); // -jar, with JAC
testBasicFXApp(false, false); // -jar, no JAC
}
static void testBasicFXApp(boolean useCP) throws Exception {
static void testBasicFXApp(boolean useCP, boolean setFXMainClass) throws Exception {
String testname = "testBasicFXApp";
if (useCP) {
testname = testname.concat("_useCP");
}
String fxMC = StdMainClass;
if (!setFXMainClass) {
testname = testname.concat("_noJAC");
fxMC = null;
}
for (String mm : MAIN_METHODS) {
testcount++;
line();
System.out.println("test# " + testcount +
"- Main method: " + mm +
"; MF main class: " + StdMainClass);
System.out.println("test# " + testcount + "- Main method: " + mm);
createJavaFile(mm);
createFile(ManifestFile, createManifestContents(StdMainClass));
createFile(ManifestFile, createManifestContents(StdMainClass, fxMC));
createJar(FXtestJar, ManifestFile);
String sTestJar = FXtestJar.getAbsolutePath();
TestResult tr;
if (useCP) {
tr = doExec(javaCmd, "-cp", sTestJar, StdMainClass, APP_PARMS[0], APP_PARMS[1]);
testname = testname.concat("_useCP");
} else {
tr = doExec(javaCmd, "-jar", sTestJar, APP_PARMS[0], APP_PARMS[1]);
}
......@@ -224,26 +266,33 @@ public class FXLauncherTest extends TestHelper {
*/
@Test
static void testExtendFXApp() throws Exception {
testExtendFXApp(true);
testExtendFXApp(false);
testExtendFXApp(true, false); // -cp, no JAC
testExtendFXApp(false, true); // -jar, with JAC
testExtendFXApp(false, false); // -jar, no JAC
}
static void testExtendFXApp(boolean useCP) throws Exception {
static void testExtendFXApp(boolean useCP, boolean setFXMainClass) throws Exception {
String testname = "testExtendFXApp";
if (useCP) {
testname = testname.concat("_useCP");
}
String fxMC = ExtMainClass;
if (!setFXMainClass) {
testname = testname.concat("_noJAC");
fxMC = null;
}
for (String mm : MAIN_METHODS) {
testcount++;
line();
System.out.println("test# " + testcount +
"- Main method: " + mm + "; MF main class: " + StdMainClass);
System.out.println("test# " + testcount + "- Main method: " + mm);
createJavaFile(mm);
createExtJavaFile(mm);
createFile(ManifestFile, createManifestContents(StdMainClass));
createFile(ManifestFile, createManifestContents(ExtMainClass, fxMC));
createJar(FXtestJar, ManifestFile);
String sTestJar = FXtestJar.getAbsolutePath();
TestResult tr;
if (useCP) {
tr = doExec(javaCmd, "-cp", sTestJar, StdMainClass, APP_PARMS[0], APP_PARMS[1]);
testname = testname.concat("_useCP");
tr = doExec(javaCmd, "-cp", sTestJar, ExtMainClass, APP_PARMS[0], APP_PARMS[1]);
} else {
tr = doExec(javaCmd, "-jar", sTestJar, APP_PARMS[0], APP_PARMS[1]);
}
......@@ -256,27 +305,82 @@ public class FXLauncherTest extends TestHelper {
}
}
}
checkStatus(tr, testname, testcount, StdMainClass);
checkStatus(tr, testname, testcount, ExtMainClass);
}
}
/*
* Ensure we can NOT launch a FX app jar with no Main-Class manifest entry
*/
@Test
static void testMissingMC() throws Exception {
String testname = "testMissingMC";
testcount++;
line();
System.out.println("test# " + testcount + ": abort on missing Main-Class");
createJavaFile(" "); // no main() needed
createFile(ManifestFile, createManifestContents(null, StdMainClass)); // No MC, but supply JAC
createJar(FXtestJar, ManifestFile);
String sTestJar = FXtestJar.getAbsolutePath();
TestResult tr = doExec(javaCmd, "-jar", sTestJar, APP_PARMS[0], APP_PARMS[1]);
tr.checkNegative(); // should abort if no Main-Class
if (tr.testStatus) {
if (!tr.contains("no main manifest attribute")) {
System.err.println("ERROR: launcher did not abort properly");
}
} else {
System.err.println("ERROR: jar executed with no Main-Class!");
}
checkStatus(tr, testname, testcount, StdMainClass);
}
/*
* test to ensure that we don't load any extraneous fx jars when
* launching a standard java application
* Test both -cp and -jar methods since they use different code paths.
* Neither case should cause jfxrt.jar to be loaded.
*/
@Test
static void testExtraneousJars()throws Exception {
static void testExtraneousJars() throws Exception {
testExtraneousJars(true);
testExtraneousJars(false);
}
static void testExtraneousJars(boolean useCP) throws Exception {
String testname = "testExtraneousJars";
if (useCP) {
testname = testname.concat("_useCP");
}
testcount++;
line();
System.out.println("test# " + testcount);
TestResult tr = doExec(javacCmd, "-J-verbose:class", "-version");
if (!tr.notContains("jfxrt.jar")) {
System.out.println("testing for extraneous jfxrt jar");
System.out.println(tr);
throw new Exception("jfxrt.jar is being loaded by javac!!!");
System.out.println("test# " + testcount
+ ": test for erroneous jfxrt.jar loading");
createNonFXJavaFile();
createFile(ManifestFile, createManifestContents(NonFXMainClass, null));
createJar(FXtestJar, ManifestFile);
String sTestJar = FXtestJar.getAbsolutePath();
TestResult tr;
if (useCP) {
tr = doExec(javaCmd, "-verbose:class", "-cp", sTestJar, NonFXMainClass, APP_PARMS[0], APP_PARMS[1]);
} else {
tr = doExec(javaCmd, "-verbose:class", "-jar", sTestJar, APP_PARMS[0], APP_PARMS[1]);
}
checkStatus(tr, testname, testcount, StdMainClass);
tr.checkPositive();
if (tr.testStatus) {
if (!tr.notContains("jfxrt.jar")) {
System.out.println("testing for extraneous jfxrt jar");
System.out.println(tr);
throw new Exception("jfxrt.jar is being loaded, it should not be!");
}
for (String p : APP_PARMS) {
if (!tr.contains(p)) {
System.err.println("ERROR: Did not find "
+ p + " in output!");
}
}
}
checkStatus(tr, testname, testcount, NonFXMainClass);
}
public static void main(String... args) throws Exception {
......
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