本文整理汇总了Java中org.eclipse.jdt.launching.IVMInstall2类的典型用法代码示例。如果您正苦于以下问题：Java IVMInstall2类的具体用法？Java IVMInstall2怎么用？Java IVMInstall2使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
IVMInstall2类属于org.eclipse.jdt.launching包，在下文中一共展示了IVMInstall2类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: eclipseAndJvmSupportedJavaVersion
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
/** TopCoder supports java 1.8. */
private static String eclipseAndJvmSupportedJavaVersion() {
boolean jvm18Installed = false;
for(IVMInstallType vm : JavaRuntime.getVMInstallTypes()) {
for(IVMInstall inst : vm.getVMInstalls()) {
if(inst instanceof IVMInstall2) {
String jvmVersion = ((IVMInstall2) inst).getJavaVersion();
String[] jvmVersionParts = jvmVersion.split("\\.");
int major = Integer.parseInt(jvmVersionParts[0]);
int minor = Integer.parseInt(jvmVersionParts[1]);
if((major == 1 && minor >= 8) || major >=2) {
jvm18Installed = true;
}
}
}
}
Version jdtVersion = JavaCore.getJavaCore().getBundle().getVersion();
boolean jdtSupports18 = jdtVersion.getMajor() >= 4
|| (jdtVersion.getMajor() == 3 && jdtVersion.getMinor() >= 10)
|| (jdtVersion.getMajor() == 3 && jdtVersion.getMinor() >= 9 && jdtVersion.getMicro() >= 50);
return jvm18Installed && jdtSupports18 ? "1.8" : "1.7";
}
示例2: is50OrHigherJRE
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
/**
* Checks if the JRE of the given project or workspace default JRE have source compliance 1.5 or
* greater.
*
* @param project the project to test or <code>null</code> to test the workspace JRE
* @return <code>true</code> if the JRE of the given project or workspace default JRE have
* source compliance 1.5 or greater.
* @throws CoreException if unable to determine the project's VM install
*/
public static boolean is50OrHigherJRE(IJavaProject project) throws CoreException {
IVMInstall vmInstall;
if (project == null) {
vmInstall= JavaRuntime.getDefaultVMInstall();
} else {
vmInstall= JavaRuntime.getVMInstall(project);
}
if (!(vmInstall instanceof IVMInstall2))
return true; // assume 1.5.
String compliance= getCompilerCompliance((IVMInstall2) vmInstall, null);
if (compliance == null)
return true; // assume 1.5
return is50OrHigher(compliance);
}
示例3: getCompilerCompliance
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
public static String getCompilerCompliance(IVMInstall2 vMInstall, String defaultCompliance) {
String version= vMInstall.getJavaVersion();
if (version == null) {
return defaultCompliance;
} else if (version.startsWith(JavaCore.VERSION_1_8)) {
return JavaCore.VERSION_1_8;
} else if (version.startsWith(JavaCore.VERSION_1_7)) {
return JavaCore.VERSION_1_7;
} else if (version.startsWith(JavaCore.VERSION_1_6)) {
return JavaCore.VERSION_1_6;
} else if (version.startsWith(JavaCore.VERSION_1_5)) {
return JavaCore.VERSION_1_5;
} else if (version.startsWith(JavaCore.VERSION_1_4)) {
return JavaCore.VERSION_1_4;
} else if (version.startsWith(JavaCore.VERSION_1_3)) {
return JavaCore.VERSION_1_3;
} else if (version.startsWith(JavaCore.VERSION_1_2)) {
return JavaCore.VERSION_1_3;
} else if (version.startsWith(JavaCore.VERSION_1_1)) {
return JavaCore.VERSION_1_3;
}
return defaultCompliance;
}
示例4: getDefaultEEName
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
private String getDefaultEEName() {
IVMInstall defaultVM= JavaRuntime.getDefaultVMInstall();
IExecutionEnvironment[] environments= JavaRuntime.getExecutionEnvironmentsManager().getExecutionEnvironments();
if (defaultVM != null) {
for (int i= 0; i < environments.length; i++) {
IVMInstall eeDefaultVM= environments[i].getDefaultVM();
if (eeDefaultVM != null && defaultVM.getId().equals(eeDefaultVM.getId()))
return environments[i].getId();
}
}
String defaultCC=JavaModelUtil.VERSION_LATEST;
if (defaultVM instanceof IVMInstall2)
defaultCC= JavaModelUtil.getCompilerCompliance((IVMInstall2)defaultVM, defaultCC);
for (int i= 0; i < environments.length; i++) {
String eeCompliance= JavaModelUtil.getExecutionEnvironmentCompliance(environments[i]);
if (defaultCC.endsWith(eeCompliance))
return environments[i].getId();
}
return "JavaSE-1.7"; //$NON-NLS-1$
}
示例5: is50OrHigherJRE
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
/**
* Checks if the JRE of the given project or workspace default JRE have source compliance 1.5 or
* greater.
*
* @param project the project to test or <code>null</code> to test the workspace JRE
* @return <code>true</code> if the JRE of the given project or workspace default JRE have
* source compliance 1.5 or greater.
* @throws CoreException if unable to determine the project's VM install
*/
public static boolean is50OrHigherJRE(IJavaProject project) throws CoreException {
IVMInstall vmInstall;
if (project == null) {
vmInstall= JavaRuntime.getDefaultVMInstall();
} else {
vmInstall= JavaRuntime.getVMInstall(project);
}
if (!(vmInstall instanceof IVMInstall2))
return true; // assume 1.5.
String compliance= getCompilerCompliance((IVMInstall2) vmInstall, null);
if (compliance == null)
return true; // assume 1.5
return compliance.startsWith(JavaCore.VERSION_1_5)
|| compliance.startsWith(JavaCore.VERSION_1_6)
|| compliance.startsWith(JavaCore.VERSION_1_7);
}
示例6: getCompilerCompliance
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
public static String getCompilerCompliance(IVMInstall2 vMInstall, String defaultCompliance) {
String version= vMInstall.getJavaVersion();
if (version == null) {
return defaultCompliance;
} else if (version.startsWith(JavaCore.VERSION_1_7)) {
return JavaCore.VERSION_1_7;
} else if (version.startsWith(JavaCore.VERSION_1_6)) {
return JavaCore.VERSION_1_6;
} else if (version.startsWith(JavaCore.VERSION_1_5)) {
return JavaCore.VERSION_1_5;
} else if (version.startsWith(JavaCore.VERSION_1_4)) {
return JavaCore.VERSION_1_4;
} else if (version.startsWith(JavaCore.VERSION_1_3)) {
return JavaCore.VERSION_1_3;
} else if (version.startsWith(JavaCore.VERSION_1_2)) {
return JavaCore.VERSION_1_3;
} else if (version.startsWith(JavaCore.VERSION_1_1)) {
return JavaCore.VERSION_1_3;
}
return defaultCompliance;
}
示例7: enforcePreferredCompilerCompliance
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
/**
* Makes the given project use JDK 6 (or more specifically,
* {@link AdtConstants#COMPILER_COMPLIANCE_PREFERRED} as the compilation
* target, regardless of what the default IDE JDK level is, provided a JRE
* of the given level is installed.
*
* @param javaProject the Java project
* @throws CoreException if the IDE throws an exception setting the compiler
* level
*/
@SuppressWarnings("restriction") // JDT API for setting compliance options
public static void enforcePreferredCompilerCompliance(IJavaProject javaProject)
throws CoreException {
String compliance = javaProject.getOption(JavaCore.COMPILER_COMPLIANCE, true);
if (compliance == null ||
JavaModelUtil.isVersionLessThan(compliance, COMPILER_COMPLIANCE_PREFERRED)) {
IVMInstallType[] types = JavaRuntime.getVMInstallTypes();
for (int i = 0; i < types.length; i++) {
IVMInstallType type = types[i];
IVMInstall[] installs = type.getVMInstalls();
for (int j = 0; j < installs.length; j++) {
IVMInstall install = installs[j];
if (install instanceof IVMInstall2) {
IVMInstall2 install2 = (IVMInstall2) install;
// Java version can be 1.6.0, and preferred is 1.6
if (install2.getJavaVersion().startsWith(COMPILER_COMPLIANCE_PREFERRED)) {
Map<String, String> options = javaProject.getOptions(false);
JavaCore.setComplianceOptions(COMPILER_COMPLIANCE_PREFERRED, options);
JavaModelUtil.setDefaultClassfileOptions(options,
COMPILER_COMPLIANCE_PREFERRED);
javaProject.setOptions(options);
return;
}
}
}
}
}
}
示例8: getVMVersion
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
private String getVMVersion(IVMInstall vm) {
if (vm instanceof IVMInstall2) {
IVMInstall2 vm2= (IVMInstall2) vm;
return JavaModelUtil.getCompilerCompliance(vm2, null);
} else {
return null;
}
}
示例9: isRequiredOrGreaterVMInstall
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
private boolean isRequiredOrGreaterVMInstall(IVMInstall install) {
if (install instanceof IVMInstall2) {
String compliance= JavaModelUtil.getCompilerCompliance((IVMInstall2) install, JavaCore.VERSION_1_3);
return !JavaModelUtil.isVersionLessThan(compliance, fRequiredVersion);
}
return false;
}
示例10: getVMInstallCompliance
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
private String getVMInstallCompliance(IVMInstall install) {
if (install instanceof IVMInstall2) {
String compliance= JavaModelUtil.getCompilerCompliance((IVMInstall2) install, JavaCore.VERSION_1_3);
return compliance;
}
return JavaCore.VERSION_1_1;
}
示例11: validateComplianceStatus
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
private void validateComplianceStatus() {
if (fJRE50InfoText != null && !fJRE50InfoText.isDisposed()) {
boolean isVisible= false;
String compliance= getStoredValue(PREF_COMPLIANCE); // get actual value
IVMInstall install= null;
if (fProject != null) { // project specific settings: only test if a 50 JRE is installed
try {
install= JavaRuntime.getVMInstall(JavaCore.create(fProject));
} catch (CoreException e) {
JavaPlugin.log(e);
}
} else {
install= JavaRuntime.getDefaultVMInstall();
}
if (install instanceof IVMInstall2) {
String compilerCompliance= JavaModelUtil.getCompilerCompliance((IVMInstall2) install, compliance);
if (!compilerCompliance.equals(compliance)) { // Discourage using compiler with version other than compliance
String[] args= { getVersionLabel(compliance), getVersionLabel(compilerCompliance) };
if (fProject == null) {
fJRE50InfoText.setText(Messages.format(PreferencesMessages.ComplianceConfigurationBlock_jrecompliance_info, args));
} else {
fJRE50InfoText.setText(Messages.format(PreferencesMessages.ComplianceConfigurationBlock_jrecompliance_info_project, args));
}
isVisible= true;
}
}
// String source= getValue(PREF_SOURCE_COMPATIBILITY);
// if (VERSION_1_8.equals(source)) {
// fJRE50InfoText.setText("This is an implementation of an early-draft specification developed under the Java Community Process (JCP) and is made available for testing and evaluation purposes only. The code is not compatible with any specification of the JCP."); //$NON-NLS-1$
// isVisible= true;
// }
fJRE50InfoText.setVisible(isVisible);
fJRE50InfoImage.setImage(isVisible ? JFaceResources.getImage(Dialog.DLG_IMG_MESSAGE_WARNING) : null);
fJRE50InfoImage.getParent().layout();
}
}
示例12: setDefaultCompilerComplianceValues
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
/**
* Sets the default compiler compliance options based on the current default JRE in the
* workspace.
*
* @since 3.5
*/
private void setDefaultCompilerComplianceValues() {
IVMInstall defaultVMInstall= JavaRuntime.getDefaultVMInstall();
if (defaultVMInstall instanceof IVMInstall2 && isOriginalDefaultCompliance()) {
String complianceLevel= JavaModelUtil.getCompilerCompliance((IVMInstall2)defaultVMInstall, JavaCore.VERSION_1_4);
Map<String, String> complianceOptions= new HashMap<String, String>();
JavaModelUtil.setComplianceOptions(complianceOptions, complianceLevel);
setDefaultValue(PREF_COMPLIANCE, complianceOptions.get(PREF_COMPLIANCE.getName()));
setDefaultValue(PREF_PB_ASSERT_AS_IDENTIFIER, complianceOptions.get(PREF_PB_ASSERT_AS_IDENTIFIER.getName()));
setDefaultValue(PREF_PB_ENUM_AS_IDENTIFIER, complianceOptions.get(PREF_PB_ENUM_AS_IDENTIFIER.getName()));
setDefaultValue(PREF_SOURCE_COMPATIBILITY, complianceOptions.get(PREF_SOURCE_COMPATIBILITY.getName()));
setDefaultValue(PREF_CODEGEN_TARGET_PLATFORM, complianceOptions.get(PREF_CODEGEN_TARGET_PLATFORM.getName()));
}
}
示例13: getDefaultEEName
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
private String getDefaultEEName() {
IVMInstall defaultVM= JavaRuntime.getDefaultVMInstall();
IExecutionEnvironment[] environments= JavaRuntime.getExecutionEnvironmentsManager().getExecutionEnvironments();
if (defaultVM != null) {
for (int i= 0; i < environments.length; i++) {
IVMInstall eeDefaultVM= environments[i].getDefaultVM();
if (eeDefaultVM != null && defaultVM.getId().equals(eeDefaultVM.getId()))
return environments[i].getId();
}
}
String defaultCC;
if (defaultVM instanceof IVMInstall2) {
defaultCC= JavaModelUtil.getCompilerCompliance((IVMInstall2)defaultVM, JavaCore.VERSION_1_4);
} else {
defaultCC= JavaCore.VERSION_1_4;
}
for (int i= 0; i < environments.length; i++) {
String eeCompliance= JavaModelUtil.getExecutionEnvironmentCompliance(environments[i]);
if (defaultCC.endsWith(eeCompliance))
return environments[i].getId();
}
return "JavaSE-1.6"; //$NON-NLS-1$
}
开发者ID:trylimits，项目名称:Eclipse-Postfix-Code-Completion-Juno38，代码行数:28，代码来源:NewJavaProjectWizardPageOne.java
示例14: validateComplianceStatus
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
private void validateComplianceStatus() {
if (fJRE50InfoText != null && !fJRE50InfoText.isDisposed()) {
boolean isVisible= false;
String compliance= getStoredValue(PREF_COMPLIANCE); // get actual value
IVMInstall install= null;
if (fProject != null) { // project specific settings: only test if a 50 JRE is installed
try {
install= JavaRuntime.getVMInstall(JavaCore.create(fProject));
} catch (CoreException e) {
JavaPlugin.log(e);
}
} else {
install= JavaRuntime.getDefaultVMInstall();
}
if (install instanceof IVMInstall2) {
String compilerCompliance= JavaModelUtil.getCompilerCompliance((IVMInstall2) install, compliance);
if (!compilerCompliance.equals(compliance)) { // Discourage using compiler with version other than compliance
String[] args= { getVersionLabel(compliance), getVersionLabel(compilerCompliance) };
if (fProject == null) {
fJRE50InfoText.setText(Messages.format(PreferencesMessages.ComplianceConfigurationBlock_jrecompliance_info, args));
} else {
fJRE50InfoText.setText(Messages.format(PreferencesMessages.ComplianceConfigurationBlock_jrecompliance_info_project, args));
}
isVisible= true;
}
}
fJRE50InfoText.setVisible(isVisible);
fJRE50InfoImage.setImage(isVisible ? JFaceResources.getImage(Dialog.DLG_IMG_MESSAGE_WARNING) : null);
fJRE50InfoImage.getParent().layout();
}
}
开发者ID:trylimits，项目名称:Eclipse-Postfix-Code-Completion-Juno38，代码行数:32，代码来源:ComplianceConfigurationBlock.java
示例15: getJavaVersion
import org.eclipse.jdt.launching.IVMInstall2; //导入依赖的package包/类
/**
* Returns the version of the current VM in use
*
* @return the VM version
*/
private double getJavaVersion( )
{
String version = null;
if ( fVMInstance instanceof IVMInstall2 )
{
version = ( (IVMInstall2) fVMInstance ).getJavaVersion( );
}
else
{
LibraryInfo libInfo = LaunchingPlugin.getLibraryInfo( fVMInstance.getInstallLocation( )
.getAbsolutePath( ) );
if ( libInfo == null )
{
return 0D;
}
version = libInfo.getVersion( );
}
int index = version.indexOf( "." ); //$NON-NLS-1$
int nextIndex = version.indexOf( ".", index + 1 ); //$NON-NLS-1$
try
{
if ( index > 0 && nextIndex > index )
{
return Double.parseDouble( version.substring( 0, nextIndex ) );
}
return Double.parseDouble( version );
}
catch ( NumberFormatException e )
{
return 0D;
}
}