List of usage examples for org.eclipse.jdt.core IJavaProject findElement
IJavaElement findElement(String bindingKey, WorkingCopyOwner owner) throws JavaModelException;
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. From source file:edu.brown.cs.bubbles.bedrock.BedrockJava.java
License:Open Source License
/********************************************************************************/ void handleFindAll(String proj, String file, int start, int end, boolean defs, boolean refs, boolean impls, boolean equiv, boolean exact, boolean system, boolean typeof, boolean ronly, boolean wonly, IvyXmlWriter xw) throws BedrockException { IJavaProject ijp = getJavaProject(proj); IPath fp = new Path(file); int limit = 0; if (defs && refs) limit = IJavaSearchConstants.ALL_OCCURRENCES; else if (defs) limit = IJavaSearchConstants.DECLARATIONS; else if (refs) limit = IJavaSearchConstants.REFERENCES; int flimit = limit; if (ronly)//from w ww. java 2 s . c o m flimit = IJavaSearchConstants.READ_ACCESSES; else if (wonly) flimit = IJavaSearchConstants.WRITE_ACCESSES; int mrule = -1; if (equiv) mrule = SearchPattern.R_EQUIVALENT_MATCH; else if (exact) mrule = SearchPattern.R_EXACT_MATCH; SearchPattern pat = null; IJavaSearchScope scp = null; ICompilationUnit icu = our_plugin.getProjectManager().getCompilationUnit(proj, file); if (icu == null) throw new BedrockException("Compilation unit not found for " + fp); icu = getCompilationElement(icu); ICompilationUnit[] working = null; FindFilter filter = null; IJavaElement cls = null; char[] packagename = null; char[] typename = null; try { BedrockPlugin.logD("Getting search scopes"); IJavaElement[] pelt; if (ijp != null) pelt = new IJavaElement[] { ijp }; else pelt = getAllProjects(); working = getWorkingElements(pelt); int fg = IJavaSearchScope.SOURCES | IJavaSearchScope.REFERENCED_PROJECTS; if (system) fg |= IJavaSearchScope.SYSTEM_LIBRARIES | IJavaSearchScope.APPLICATION_LIBRARIES; scp = SearchEngine.createJavaSearchScope(pelt, fg); BedrockPlugin.logD("Locating item to search for"); IJavaElement[] elts = icu.codeSelect(start, end - start); if (typeof) { Set<IJavaElement> nelt = new LinkedHashSet<IJavaElement>(); for (int i = 0; i < elts.length; ++i) { IType typ = null; String tnm = null; switch (elts[i].getElementType()) { case IJavaElement.FIELD: tnm = ((IField) elts[i]).getTypeSignature(); break; case IJavaElement.LOCAL_VARIABLE: tnm = ((ILocalVariable) elts[i]).getTypeSignature(); break; case IJavaElement.METHOD: typ = ((IMethod) elts[i]).getDeclaringType(); break; default: nelt.add(elts[i]); break; } if (typ != null) nelt.add(typ); else if (tnm != null && ijp != null) { IJavaElement elt = ijp.findElement(tnm, null); if (elt != null) { nelt.add(elt); typ = null; } else { while (tnm.startsWith("[")) { String xtnm = tnm.substring(1); if (xtnm == null) break; tnm = xtnm; } int ln = tnm.length(); String xtnm = tnm; if (tnm.startsWith("L") && tnm.endsWith(";")) { xtnm = tnm.substring(1, ln - 1); } else if (tnm.startsWith("Q") && tnm.endsWith(";")) { xtnm = tnm.substring(1, ln - 1); } if (xtnm != null) tnm = xtnm; int idx1 = tnm.lastIndexOf("."); if (idx1 > 0) { String pkgnm = tnm.substring(0, idx1); xtnm = tnm.substring(idx1 + 1); if (xtnm != null) tnm = xtnm; pkgnm = pkgnm.replace('$', '.'); packagename = pkgnm.toCharArray(); } tnm = tnm.replace('$', '.'); typename = tnm.toCharArray(); } if (typename != null) { BedrockPlugin.logD("Handling type names"); FindTypeHandler fth = new FindTypeHandler(ijp); SearchEngine se = new SearchEngine(working); se.searchAllTypeNames(packagename, SearchPattern.R_EXACT_MATCH, typename, SearchPattern.R_EXACT_MATCH, IJavaSearchConstants.TYPE, scp, fth, IJavaSearchConstants.WAIT_UNTIL_READY_TO_SEARCH, null); nelt.addAll(fth.getFoundItems()); } } } IJavaElement[] nelts = new IJavaElement[nelt.size()]; elts = nelt.toArray(nelts); } if (elts.length == 1 && !typeof) { xw.begin("SEARCHFOR"); switch (elts[0].getElementType()) { case IJavaElement.FIELD: xw.field("TYPE", "Field"); break; case IJavaElement.LOCAL_VARIABLE: xw.field("TYPE", "Local"); break; case IJavaElement.METHOD: xw.field("TYPE", "Function"); break; case IJavaElement.TYPE: case IJavaElement.TYPE_PARAMETER: xw.field("TYPE", "Class"); cls = elts[0]; break; } xw.text(elts[0].getElementName()); xw.end("SEARCHFOR"); } int etyp = -1; for (int i = 0; i < elts.length; ++i) { SearchPattern sp; int xlimit = limit; switch (elts[i].getElementType()) { case IJavaElement.FIELD: case IJavaElement.LOCAL_VARIABLE: xlimit = flimit; break; case IJavaElement.TYPE: if (impls) xlimit = IJavaSearchConstants.IMPLEMENTORS; break; case IJavaElement.METHOD: if (impls) xlimit |= IJavaSearchConstants.IGNORE_DECLARING_TYPE; break; } if (mrule < 0) sp = SearchPattern.createPattern(elts[i], xlimit); else sp = SearchPattern.createPattern(elts[i], xlimit, mrule); if (pat == null) pat = sp; else pat = SearchPattern.createOrPattern(pat, sp); if (etyp < 0) etyp = elts[i].getElementType(); } if (etyp == IJavaElement.METHOD) { if (impls) { if (defs) filter = new ImplementFilter(elts); } else if (defs && !refs) filter = new ClassFilter(elts); } } catch (JavaModelException e) { BedrockPlugin.logE("SEARCH PROBLEM: " + e); e.printStackTrace(); throw new BedrockException("Can't find anything to search for", e); } if (pat == null) { BedrockPlugin.logW("Nothing to search for"); return; } BedrockPlugin.logD("Setting up search"); SearchEngine se = new SearchEngine(working); SearchParticipant[] parts = new SearchParticipant[] { SearchEngine.getDefaultSearchParticipant() }; FindHandler fh = new FindHandler(xw, filter, false); BedrockPlugin.logD( "BEGIN SEARCH " + pat + " " + parts.length + " " + " " + scp + " :: COPIES: " + working.length); try { se.search(pat, parts, scp, fh, null); } catch (Throwable e) { throw new BedrockException("Problem doing find all search for " + pat + ": " + e, e); } if (cls != null && defs) { // need to add the actual class definition BedrockUtil.outputJavaElement(cls, false, xw); } }
From source file:org.springframework.tooling.jdt.ls.commons.java.JavaData.java
License:Open Source License
private static IJavaElement findElement(IJavaProject project, String bindingKey) { IJavaElement element = null;//from ww w. j a va 2s .co m // JDT cannot find anonymous inner type from its binding key // Find its declaring type. If declaring type found then anonymous inner type is present in the binding key String declaringTypeFromAnonymousInnerType = delcaringTypeOfAnonymousInnerType(bindingKey); try { if (declaringTypeFromAnonymousInnerType == null) { element = project.findElement(bindingKey, null); } else { // Look for element inside the enclosing type that JDT can find. Brute force finding algorithm element = findInnerElement(project.findElement(declaringTypeFromAnonymousInnerType, null), bindingKey); } } catch (Throwable t) { // ignore } if (element == null) { // Try modifying the binding key to search for the alternate binding try { String alternateBinding = JavadocUtils.alternateBinding(bindingKey); if (alternateBinding != null) { element = project.findElement(alternateBinding, null); } } catch (Throwable t) { // ignore } } return element; }
From source file:org.springframework.tooling.ls.eclipse.commons.Utils.java
License:Open Source License
public static IJavaElement findElement(IJavaProject project, String bindingKey) { IJavaElement element = null;//from w ww . ja v a 2 s . c o m try { element = project.findElement(bindingKey, null); } catch (Throwable t) { // ignore } if (element == null) { // Try modifying the binding key to search for the alternate binding try { String alternateBinding = alternateBinding(bindingKey); if (alternateBinding != null) { element = project.findElement(alternateBinding, null); } } catch (Throwable t) { // ignore } } return element; }