本文整理汇总了Java中org.eclipse.core.expressions.ExpressionConverter类的典型用法代码示例。如果您正苦于以下问题：Java ExpressionConverter类的具体用法？Java ExpressionConverter怎么用？Java ExpressionConverter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。
ExpressionConverter类属于org.eclipse.core.expressions包，在下文中一共展示了ExpressionConverter类的6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: matches
import org.eclipse.core.expressions.ExpressionConverter; //导入依赖的package包/类
public boolean matches(IJavaProject javaProject) {
if (fStatus != null) {
return fStatus.booleanValue();
}
IConfigurationElement[] children= fConfigurationElement.getChildren(ExpressionTagNames.ENABLEMENT);
if (children.length == 1) {
try {
ExpressionConverter parser= ExpressionConverter.getDefault();
Expression expression= parser.perform(children[0]);
EvaluationContext evalContext= new EvaluationContext(null, javaProject);
evalContext.addVariable("project", javaProject); //$NON-NLS-1$
evalContext.addVariable("sourceLevel", javaProject.getOption(JavaCore.COMPILER_SOURCE, true)); //$NON-NLS-1$
return expression.evaluate(evalContext) == EvaluationResult.TRUE;
} catch (CoreException e) {
JavaPlugin.log(e);
}
return false;
}
fStatus= Boolean.FALSE;
return false;
}
开发者ID:trylimits，项目名称:Eclipse-Postfix-Code-Completion，代码行数:23，代码来源:ClasspathFixProcessorDescriptor.java
示例2: createEnablementExpression
import org.eclipse.core.expressions.ExpressionConverter; //导入依赖的package包/类
private Expression createEnablementExpression(String delegateShortcutID) {
IConfigurationElement element = findEnablementConfiguration(delegateShortcutID);
if (element != null) {
try {
return ExpressionConverter.getDefault().perform(element);
} catch (CoreException ce) {
EclEmmaUIPlugin.log(ce);
}
}
return Expression.FALSE;
}
示例3: TextHoverDescriptor
import org.eclipse.core.expressions.ExpressionConverter; //导入依赖的package包/类
/**
* @throws CoreException
*
*/
private TextHoverDescriptor(IConfigurationElement configurationElement) throws CoreException {
this.configurationElement = configurationElement;
for (IConfigurationElement element : configurationElement.getChildren(TAG_CONTENT_TYPE)) {
readElement(element);
}
IConfigurationElement[] elements = configurationElement.getChildren(ExpressionTagNames.ENABLEMENT);
enablementExpression = (elements.length > 0) ? ExpressionConverter.getDefault().perform(elements[0]) : null;
}
示例4: CompletionProposalCategory
import org.eclipse.core.expressions.ExpressionConverter; //导入依赖的package包/类
CompletionProposalCategory(IConfigurationElement element, CompletionProposalComputerRegistry registry) throws CoreException {
fElement= element;
fRegistry= registry;
IExtension parent= (IExtension) element.getParent();
fId= parent.getUniqueIdentifier();
checkNotNull(fId, "id"); //$NON-NLS-1$
String name= parent.getLabel();
if (name == null)
fName= fId;
else
fName= name;
IConfigurationElement[] children= fElement.getChildren(ExpressionTagNames.ENABLEMENT);
if (children.length == 1) {
ExpressionConverter parser= ExpressionConverter.getDefault();
fEnablementExpression = parser.perform(children[0]);
}
else {
fEnablementExpression = null;
}
String icon= element.getAttribute(ICON);
ImageDescriptor img= null;
if (icon != null) {
Bundle bundle= getBundle();
if (bundle != null) {
Path path= new Path(icon);
URL url= FileLocator.find(bundle, path, null);
img= ImageDescriptor.createFromURL(url);
}
}
fImage= img;
}
示例5: matches
import org.eclipse.core.expressions.ExpressionConverter; //导入依赖的package包/类
private boolean matches(ICompilationUnit cunit) {
if (fRequiredSourceLevel != null) {
String current= cunit.getJavaProject().getOption(JavaCore.COMPILER_SOURCE, true);
if (JavaModelUtil.isVersionLessThan(current, fRequiredSourceLevel)) {
return false;
}
}
if (fStatus != null) {
return fStatus.booleanValue();
}
IConfigurationElement[] children= fConfigurationElement.getChildren(ExpressionTagNames.ENABLEMENT);
if (children.length == 1) {
try {
ExpressionConverter parser= ExpressionConverter.getDefault();
Expression expression= parser.perform(children[0]);
EvaluationContext evalContext= new EvaluationContext(null, cunit);
evalContext.addVariable("compilationUnit", cunit); //$NON-NLS-1$
IJavaProject javaProject= cunit.getJavaProject();
String[] natures= javaProject.getProject().getDescription().getNatureIds();
evalContext.addVariable("projectNatures", Arrays.asList(natures)); //$NON-NLS-1$
evalContext.addVariable("sourceLevel", javaProject.getOption(JavaCore.COMPILER_SOURCE, true)); //$NON-NLS-1$
return expression.evaluate(evalContext) == EvaluationResult.TRUE;
} catch (CoreException e) {
JavaPlugin.log(e);
}
return false;
}
fStatus= Boolean.FALSE;
return false;
}
开发者ID:trylimits，项目名称:Eclipse-Postfix-Code-Completion，代码行数:33，代码来源:ContributedProcessorDescriptor.java
示例6: configureEnablement
import org.eclipse.core.expressions.ExpressionConverter; //导入依赖的package包/类
private void configureEnablement(IConfigurationElement[] enablementNodes) {
if(enablementNodes == null || enablementNodes.length < 1 ) return;
IConfigurationElement node = enablementNodes[0];
try {
expression = ExpressionConverter.getDefault().perform(node);
} catch (CoreException e) {
HybridCore.log(IStatus.ERROR, "Error while reading the enablement", e);
}
}