本文整理了Java中org.eclipse.core.runtime.Assert.isTrue()方法的一些代码示例，展示了Assert.isTrue()的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Assert.isTrue()方法的具体详情如下：
包路径：org.eclipse.core.runtime.Assert
类名称：Assert
方法名：isTrue

Assert.isTrue介绍

[英]Asserts that the given boolean is true. If this is not the case, some kind of unchecked exception is thrown.
[中]断言给定的布尔值为true。如果不是这样，则会引发某种未经检查的异常。

代码示例

代码示例来源：origin: org.eclipse.core/runtime

private void assertInitialized() {
  //avoid the Policy.bind if assertion is true
  if (!initialized)
    Assert.isTrue(false, Messages.meta_appNotInit);
}

代码示例来源：origin: org.eclipse.core/runtime

public Plugin(IPluginDescriptor descriptor) {
  Assert.isNotNull(descriptor);
  Assert.isTrue(!CompatibilityHelper.hasPluginObject(descriptor), NLS.bind(Messages.plugin_deactivatedLoad, this.getClass().getName(), descriptor.getUniqueIdentifier() + " is not activated")); //$NON-NLS-1$
  this.descriptor = descriptor;

代码示例来源：origin: eclipse/eclipse.jdt.ls

/**
 * Sets the granularity to use during the searches.
 * <p>
 * This method must be called before start searching. The default is a granularity of {@link #GRANULARITY_SEARCH_MATCH}.
 *
 * @param granularity The granularity to use. Must be one of the <code>GRANULARITY_XXX</code> constants.
 */
public final void setGranularity(final int granularity) {
  Assert.isTrue(granularity == GRANULARITY_COMPILATION_UNIT || granularity == GRANULARITY_SEARCH_MATCH);
  fGranularity= granularity;
}

代码示例来源：origin: eclipse/eclipse.jdt.ls

public static void assertVisibility(int visibility){
  Assert.isTrue(	visibility == Modifier.PUBLIC ||
          visibility == Modifier.PROTECTED ||
          visibility == Modifier.NONE ||
          visibility == Modifier.PRIVATE);
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.core.resources

public Cache(int initialCapacity, int maximumCapacity, double threshold) {
  Assert.isTrue(maximumCapacity >= initialCapacity, "maximum capacity < initial capacity"); //$NON-NLS-1$
  Assert.isTrue(threshold >= 0 && threshold <= 1, "threshold should be between 0 and 1"); //$NON-NLS-1$
  Assert.isTrue(initialCapacity > 0, "initial capacity must be greater than zero"); //$NON-NLS-1$
  entries = new KeyedHashSet(initialCapacity);
  this.maximumCapacity = maximumCapacity;
  this.threshold = threshold;
}

代码示例来源：origin: eclipse/eclipse.jdt.ls

public CopyResourceChange(IResource res, IContainer dest, INewNameQuery newNameQuery) {
  Assert.isTrue(res instanceof IFile || res instanceof IFolder);
  Assert.isTrue(dest instanceof IProject || dest instanceof IFolder);
  fNewNameQuery= newNameQuery;
  fSource= res;
  fTarget= dest;
  // Copy resource change isn't undoable and isn't used
  // as a redo/undo change right now.
  setValidationMethod(SAVE_IF_DIRTY);
}

代码示例来源：origin: org.eclipse.equinox/common

public IPath setDevice(String value) {
  if (value != null) {
    Assert.isTrue(value.indexOf(IPath.DEVICE_SEPARATOR) == (value.length() - 1), "Last character should be the device separator"); //$NON-NLS-1$
  }
  //return the receiver if the device is the same
  if (value == device || (value != null && value.equals(device)))
    return this;
  return new Path(value, segments, separators);
}

代码示例来源：origin: eclipse/eclipse.jdt.ls

protected ReplaceRewrite(ASTRewrite rewrite, ASTNode[] nodes) {
  Assert.isNotNull(rewrite);
  Assert.isNotNull(nodes);
  Assert.isTrue(nodes.length > 0);
  fRewrite= rewrite;
  fToReplace= nodes;
  fDescriptor= fToReplace[0].getLocationInParent();
  if (nodes.length > 1) {
    Assert.isTrue(fDescriptor instanceof ChildListPropertyDescriptor);
  }
}

代码示例来源：origin: eclipse/eclipse.jdt.ls

public String suggestNewMethodName(String oldMethodName, String oldTypeName, String newTypeName) {
  Assert.isNotNull(oldMethodName);
  Assert.isNotNull(oldTypeName);
  Assert.isNotNull(newTypeName);
  Assert.isTrue(oldMethodName.length() > 0);
  Assert.isTrue(oldTypeName.length() > 0);
  Assert.isTrue(newTypeName.length() > 0);
  resetPrefixes();
  return match(oldTypeName, newTypeName, oldMethodName);
}

代码示例来源：origin: eclipse/eclipse.jdt.ls

private IResource getCommonResourceParent() {
  Assert.isNotNull(fResources);
  Assert.isTrue(fResources.length > 0);//safe - checked before
  return fResources[0].getParent();
}

代码示例来源：origin: eclipse/eclipse.jdt.ls

public GroupMemberFinder(InfixExpression groupRoot) {
  super(true);
  Assert.isTrue(isAssociativeInfix(groupRoot));
  fGroupRoot = groupRoot;
  fGroupRoot.accept(this);
}

代码示例来源：origin: eclipse/eclipse.jdt.ls

private ChildListPropertyDescriptor getBodyDeclarationsProperty(ASTNode declaration) {
  if (declaration instanceof AnonymousClassDeclaration) {
    return AnonymousClassDeclaration.BODY_DECLARATIONS_PROPERTY;
  } else if (declaration instanceof AbstractTypeDeclaration) {
    return ((AbstractTypeDeclaration) declaration).getBodyDeclarationsProperty();
  }
  Assert.isTrue(false);
  return null;
}

代码示例来源：origin: eclipse/eclipse.jdt.ls

public ChangeMethodSignatureProposal(String label, ICompilationUnit targetCU, ASTNode invocationNode,
    IMethodBinding binding, ChangeDescription[] paramChanges, ChangeDescription[] exceptionChanges,
    int relevance) {
  super(label, CodeActionKind.QuickFix, targetCU, null, relevance);
  Assert.isTrue(binding != null && Bindings.isDeclarationBinding(binding));
  fInvocationNode= invocationNode;
  fSenderBinding= binding;
  fParameterChanges= paramChanges;
  fExceptionChanges= exceptionChanges;
}

代码示例来源：origin: eclipse/eclipse.jdt.ls

public static TypeReference createQualifiedReference(IJavaElement enclosingElement, int accuracy, int start, int length,
    boolean insideDocComment, IResource resource, int simpleNameStart) {
  Assert.isTrue(start < simpleNameStart && simpleNameStart < start + length);
  return new TypeReference(enclosingElement, accuracy, start, length, insideDocComment, resource, simpleNameStart, null);
}

代码示例来源：origin: eclipse/eclipse.jdt.ls

private static Change createDeleteChange(IResource resource) {
  Assert.isTrue(! (resource instanceof IWorkspaceRoot));//cannot be done
  Assert.isTrue(! (resource instanceof IProject)); //project deletion is handled by the workbench
  return new DeleteResourceChange(resource.getFullPath(), true);
}

代码示例来源：origin: org.eclipse/org.eclipse.ui.workbench.texteditor

public void disconnect(IDocument document) {
  Assert.isTrue(fRightDocument == document);
  --fOpenConnections;
  if (fOpenConnections == 0)
    uninstall();
}

代码示例来源：origin: eclipse/eclipse.jdt.ls

private static InfixExpression findGroupRoot(InfixExpression node) {
  Assert.isTrue(isAssociativeInfix(node));
  while (!isAGroupRoot(node)) {
    ASTNode parent = node.getParent();
    Assert.isNotNull(parent);
    Assert.isTrue(isAssociativeInfix(parent));
    Assert.isTrue(((InfixExpression) parent).getOperator() == node.getOperator());
    node = (InfixExpression) parent;
  }
  return node;
}

代码示例来源：origin: org.eclipse/org.eclipse.ui.workbench.texteditor

public DocEquivalenceComparator(DocumentEquivalenceClass equivalenceClass, ILineRange range) {
  fEquivalenceClass= equivalenceClass;
  if (range == null) {
    fLineOffset= 0;
    fLines= fEquivalenceClass.getCount();
  } else {
    fLineOffset= range.getStartLine();
    fLines= range.getNumberOfLines();
    Assert.isTrue(fLineOffset >= 0);
    Assert.isTrue(fLineOffset + fLines <= fEquivalenceClass.getCount());
  }
}

代码示例来源：origin: eclipse/eclipse.jdt.ls

private boolean isMemberReferenceValidInClassInitialization(Name name) {
    IBinding binding = name.resolveBinding();
    Assert.isTrue(binding instanceof IVariableBinding || binding instanceof IMethodBinding);
    if (name instanceof SimpleName) {
      return Modifier.isStatic(binding.getModifiers());
    } else {
      Assert.isTrue(name instanceof QualifiedName);
      return checkName(((QualifiedName) name).getQualifier());
    }
  }
}

代码示例来源：origin: org.eclipse.platform/org.eclipse.jface.text

@Override
public void documentAboutToBeChanged(DocumentEvent e) {
  Assert.isTrue(e.getDocument() == fDocument);
  fPreviousDocumentLength= e.getDocument().getLength();
  fStartOffset= -1;
  fEndOffset= -1;
  fDeleteOffset= -1;
}