[teiid-commits] teiid SVN: r4496 - in trunk/connectors/translator-ldap/src: test/java/org/teiid/translator/ldap and 1 other directory.

Author: rareddy Date: 2012-10-01 15:23:30 -0400 (Mon, 01 Oct 2012) New Revision: 4496 Modified: trunk/connectors/translator-ldap/src/main/java/org/teiid/translator/ldap/IQueryToLdapSearchParser.java trunk/connectors/translator-ldap/src/main/java/org/teiid/translator/ldap/LDAPDirectSearchQueryExecution.java trunk/connectors/translator-ldap/src/main/java/org/teiid/translator/ldap/LDAPSearchDetails.java trunk/connectors/translator-ldap/src/test/java/org/teiid/translator/ldap/TestIQueryToLdapSearchParser.java Log: TEIID-2177: Expanding the native query support through extension metadata is expanded to LDAP tables. Modified: trunk/connectors/translator-ldap/src/main/java/org/teiid/translator/ldap/IQueryToLdapSearchParser.java =================================================================== --- trunk/connectors/translator-ldap/src/main/java/org/teiid/translator/ldap/IQueryToLdapSearchParser.java 2012-10-01 17:55:58 UTC (rev 4495) +++ trunk/connectors/translator-ldap/src/main/java/org/teiid/translator/ldap/IQueryToLdapSearchParser.java 2012-10-01 19:23:30 UTC (rev 4496) @@ -40,6 +40,7 @@ import java.util.Iterator; import java.util.LinkedList; import java.util.List; +import java.util.StringTokenizer; import javax.naming.directory.SearchControls; import javax.naming.ldap.SortKey; @@ -49,9 +50,12 @@ import org.teiid.language.SortSpecification.Ordering; import org.teiid.logging.LogConstants; import org.teiid.logging.LogManager; +import org.teiid.metadata.AbstractMetadataRecord; import org.teiid.metadata.Column; +import org.teiid.metadata.Datatype; import org.teiid.metadata.Table; import org.teiid.translator.TranslatorException; +import org.teiid.translator.TypeFacility; import org.teiid.translator.ldap.LDAPExecutionFactory.SearchDefaultScope; @@ -60,6 +64,13 @@ * Utility class which translates a SQL query into an LDAP search. */ public class IQueryToLdapSearchParser { + private static final String ATTRIBUTES = "attributes"; //$NON-NLS-1$ + private static final String COUNT_LIMIT = "count-limit"; //$NON-NLS-1$ + private static final String TIMEOUT = "timeout";//$NON-NLS-1$ + private static final String SEARCH_SCOPE = "search-scope";//$NON-NLS-1$ + private static final String CRITERIA = "filter";//$NON-NLS-1$ + private static final String CONTEXT_NAME = "context-name";//$NON-NLS-1$ + public static final String TEIID_NATIVE_QUERY = AbstractMetadataRecord.RELATIONAL_URI + "native-query"; //$NON-NLS-1$ LDAPExecutionFactory executionFactory; /** @@ -89,23 +100,31 @@ // TODO - change method for calling RESTRICT to also specify // object class name (RESTRICT=inetOrgPerson) public LDAPSearchDetails translateSQLQueryToLDAPSearch(Select query) throws TranslatorException { - // Parse SELECT symbols. - // The columns will be translated into LDAP attributes of interest. - ArrayList<Column> elementList = getElementsFromSelectSymbols(query); - - // Parse FROM table. - // Only one table is expected here. - List<TableReference> fromList = query.getFrom(); - Iterator<TableReference> itr = fromList.iterator(); - if(!itr.hasNext()) { - final String msg = LDAPPlugin.Util.getString("IQueryToLdapSearchParser.noTablesInFromError"); //$NON-NLS-1$ - throw new TranslatorException(msg); - } - TableReference fItm = itr.next(); - if(itr.hasNext()) { - final String msg = LDAPPlugin.Util.getString("IQueryToLdapSearchParser.multiItemsInFromError"); //$NON-NLS-1$ - throw new TranslatorException(msg); - } + // Parse SELECT symbols. + // The columns will be translated into LDAP attributes of interest. + ArrayList<Column> elementList = getElementsFromSelectSymbols(query); + + // Parse FROM table. + // Only one table is expected here. + List<TableReference> fromList = query.getFrom(); + Iterator<TableReference> itr = fromList.iterator(); + if(!itr.hasNext()) { + final String msg = LDAPPlugin.Util.getString("IQueryToLdapSearchParser.noTablesInFromError"); //$NON-NLS-1$ + throw new TranslatorException(msg); + } + TableReference fItm = itr.next(); + if(itr.hasNext()) { + final String msg = LDAPPlugin.Util.getString("IQueryToLdapSearchParser.multiItemsInFromError"); //$NON-NLS-1$ + throw new TranslatorException(msg); + } + + LDAPSearchDetails sd = null; + Table table = ((NamedTable)fItm).getMetadataObject(); + String nativeQuery = table.getProperty(TEIID_NATIVE_QUERY, false); + if (nativeQuery != null) { + sd = buildRequest(nativeQuery); + } + else { String contextName = getContextNameFromFromItem(fItm); int searchScope = getSearchScopeFromFromItem(fItm); // GHH 20080326 - added check for RESTRICT parameter in @@ -142,12 +161,12 @@ } // Create Search Details - LDAPSearchDetails sd = new LDAPSearchDetails(contextName, searchScope, filterBuilder.toString(), sortKeys, countLimit, elementList); - // Search Details logging - sd.printDetailsToLog(); + sd = new LDAPSearchDetails(contextName, searchScope, filterBuilder.toString(), sortKeys, countLimit, elementList, 0); + } + // Search Details logging + sd.printDetailsToLog(); + return sd; - return sd; - } /** @@ -598,5 +617,73 @@ return expr.getMetadataObject(); } + public LDAPSearchDetails buildRequest(String query) { + ArrayList<String> attributes = new ArrayList<String>(); + ArrayList<Column> columns = new ArrayList<Column>(); + String contextName = null; + String criteria = ""; //$NON-NLS-1$ + String searchScope = this.executionFactory.getSearchDefaultScope().name(); + int timeLimit = 0; + long countLimit = 0; + + StringTokenizer st = new StringTokenizer(query, ";"); //$NON-NLS-1$ + while (st.hasMoreTokens()) { + String var = st.nextToken(); + int index = var.indexOf('='); + if (index == -1) { + continue; + } + String key = var.substring(0, index).trim().toLowerCase(); + String value = var.substring(index+1).trim(); + + if (key.equalsIgnoreCase(CONTEXT_NAME)) { + contextName = value; + } + else if (key.equalsIgnoreCase(CRITERIA)) { + criteria = value; + } + else if (key.equalsIgnoreCase(SEARCH_SCOPE)) { + searchScope = value; + } + else if (key.equalsIgnoreCase(TIMEOUT)) { + timeLimit = Integer.parseInt(value); + } + else if (key.equalsIgnoreCase(COUNT_LIMIT)) { + countLimit = Long.parseLong(value); + } + else if (key.equalsIgnoreCase(ATTRIBUTES)) { + StringTokenizer attrTokens = new StringTokenizer(value, ","); //$NON-NLS-1$ + while(attrTokens.hasMoreElements()) { + String name = attrTokens.nextToken().trim(); + attributes.add(name); + + Column column = new Column(); + column.setName(name); + Datatype type = new Datatype(); + type.setName(TypeFacility.RUNTIME_NAMES.OBJECT); + type.setJavaClassName(Object.class.getCanonicalName()); + column.setDatatype(type, true); + columns.add(column); + } + } + } + + int searchScopeInt = buildSearchScope(searchScope); + return new LDAPSearchDetails(contextName, searchScopeInt, criteria, null, countLimit, columns, timeLimit); + } + private int buildSearchScope(String searchScope) { + int searchScopeInt = 0; + // this could be one of OBJECT_SCOPE, ONELEVEL_SCOPE, SUBTREE_SCOPE + if (searchScope.equalsIgnoreCase("OBJECT_SCOPE")) { //$NON-NLS-1$ + searchScopeInt = SearchControls.OBJECT_SCOPE; + } + else if (searchScope.equalsIgnoreCase("ONELEVEL_SCOPE")) {//$NON-NLS-1$ + searchScopeInt = SearchControls.ONELEVEL_SCOPE; + } + else if (searchScope.equalsIgnoreCase("SUBTREE_SCOPE")) {//$NON-NLS-1$ + searchScopeInt = SearchControls.SUBTREE_SCOPE; + } + return searchScopeInt; + } } Modified: trunk/connectors/translator-ldap/src/main/java/org/teiid/translator/ldap/LDAPDirectSearchQueryExecution.java =================================================================== --- trunk/connectors/translator-ldap/src/main/java/org/teiid/translator/ldap/LDAPDirectSearchQueryExecution.java 2012-10-01 17:55:58 UTC (rev 4495) +++ trunk/connectors/translator-ldap/src/main/java/org/teiid/translator/ldap/LDAPDirectSearchQueryExecution.java 2012-10-01 19:23:30 UTC (rev 4496) @@ -23,28 +23,17 @@ import java.util.ArrayList; import java.util.List; -import java.util.StringTokenizer; import javax.naming.directory.SearchControls; import javax.naming.ldap.LdapContext; import org.teiid.language.Argument; -import org.teiid.metadata.Column; -import org.teiid.metadata.Datatype; import org.teiid.translator.DataNotAvailableException; import org.teiid.translator.ExecutionContext; import org.teiid.translator.ProcedureExecution; import org.teiid.translator.TranslatorException; -import org.teiid.translator.TypeFacility; public class LDAPDirectSearchQueryExecution extends LDAPSyncQueryExecution implements ProcedureExecution { - - private static final String ATTRIBUTES = "attributes"; //$NON-NLS-1$ - private static final String COUNT_LIMIT = "count-limit"; //$NON-NLS-1$ - private static final String TIMEOUT = "timeout";//$NON-NLS-1$ - private static final String SEARCH_SCOPE = "search-scope";//$NON-NLS-1$ - private static final String CRITERIA = "filter";//$NON-NLS-1$ - private static final String CONTEXT_NAME = "context-name";//$NON-NLS-1$ private List<Argument> arguments; @@ -55,94 +44,23 @@ @Override public void execute() throws TranslatorException { - this.delegate = buildRequest(); - this.delegate.execute(); - } - - private LDAPQueryExecution buildRequest() throws TranslatorException { String query = (String)arguments.get(0).getArgumentValue().getValue(); + IQueryToLdapSearchParser parser = new IQueryToLdapSearchParser(this.executionFactory); + LDAPSearchDetails details = parser.buildRequest(query); + // Create and configure the new search context. + LdapContext context = createSearchContext(details.getContextName()); - ArrayList<String> attributes = new ArrayList<String>(); - ArrayList<Column> columns = new ArrayList<Column>(); - String contextName = null; - String criteria = ""; //$NON-NLS-1$ - String searchScope = this.executionFactory.getSearchDefaultScope().name(); - int timeLimit = 0; - long countLimit = 0; - - StringTokenizer st = new StringTokenizer(query, ";"); //$NON-NLS-1$ - while (st.hasMoreTokens()) { - String var = st.nextToken(); - int index = var.indexOf('='); - if (index == -1) { - continue; - } - String key = var.substring(0, index).trim().toLowerCase(); - String value = var.substring(index+1).trim(); - - if (key.equalsIgnoreCase(CONTEXT_NAME)) { - contextName = value; - } - else if (key.equalsIgnoreCase(CRITERIA)) { - criteria = value; - } - else if (key.equalsIgnoreCase(SEARCH_SCOPE)) { - searchScope = value; - } - else if (key.equalsIgnoreCase(TIMEOUT)) { - timeLimit = Integer.parseInt(value); - } - else if (key.equalsIgnoreCase(COUNT_LIMIT)) { - countLimit = Long.parseLong(value); - } - else if (key.equalsIgnoreCase(ATTRIBUTES)) { - StringTokenizer attrTokens = new StringTokenizer(value, ","); //$NON-NLS-1$ - while(attrTokens.hasMoreElements()) { - String name = attrTokens.nextToken().trim(); - attributes.add(name); - - Column column = new Column(); - column.setName(name); - Datatype type = new Datatype(); - type.setName(TypeFacility.RUNTIME_NAMES.OBJECT); - type.setJavaClassName(Object.class.getCanonicalName()); - column.setDatatype(type, true); - columns.add(column); - } - } - } - - int searchScopeInt = buildSearchScope(searchScope); - // build search controls SearchControls controls = new SearchControls(); - controls.setSearchScope(searchScopeInt); - controls.setTimeLimit(timeLimit); - controls.setCountLimit(countLimit); - controls.setReturningAttributes(attributes.toArray(new String[attributes.size()])); + controls.setSearchScope(details.getSearchScope()); + controls.setTimeLimit(details.getTimeLimit()); + controls.setCountLimit(details.getCountLimit()); + controls.setReturningAttributes(details.getAttributes()); - LDAPSearchDetails searchDetails = new LDAPSearchDetails(contextName, searchScopeInt, criteria, null, countLimit, columns); - - // Create and configure the new search context. - LdapContext context = createSearchContext(contextName); - return new LDAPQueryExecution(context, searchDetails, controls, this.executionFactory, this.executionContext); + this.delegate = new LDAPQueryExecution(context, details, controls, this.executionFactory, this.executionContext); + this.delegate.execute(); } - private int buildSearchScope(String searchScope) { - int searchScopeInt = 0; - // this could be one of OBJECT_SCOPE, ONELEVEL_SCOPE, SUBTREE_SCOPE - if (searchScope.equalsIgnoreCase("OBJECT_SCOPE")) { //$NON-NLS-1$ - searchScopeInt = SearchControls.OBJECT_SCOPE; - } - else if (searchScope.equalsIgnoreCase("ONELEVEL_SCOPE")) {//$NON-NLS-1$ - searchScopeInt = SearchControls.ONELEVEL_SCOPE; - } - else if (searchScope.equalsIgnoreCase("SUBTREE_SCOPE")) {//$NON-NLS-1$ - searchScopeInt = SearchControls.SUBTREE_SCOPE; - } - return searchScopeInt; - } - @Override public List<?> next() throws TranslatorException, DataNotAvailableException { List<?> vals = super.next(); Modified: trunk/connectors/translator-ldap/src/main/java/org/teiid/translator/ldap/LDAPSearchDetails.java =================================================================== --- trunk/connectors/translator-ldap/src/main/java/org/teiid/translator/ldap/LDAPSearchDetails.java 2012-10-01 17:55:58 UTC (rev 4495) +++ trunk/connectors/translator-ldap/src/main/java/org/teiid/translator/ldap/LDAPSearchDetails.java 2012-10-01 19:23:30 UTC (rev 4496) @@ -48,6 +48,7 @@ // If limit is set to -1, this means no limit (return all rows) private long limit; private ArrayList<Column> elementList; + private int timeLimit; /** * Constructor @@ -59,7 +60,7 @@ * @param limit * @param elementList */ - public LDAPSearchDetails(String name, int searchScope, String filter, SortKey[] keys, long limit, ArrayList elementList) { + public LDAPSearchDetails(String name, int searchScope, String filter, SortKey[] keys, long limit, ArrayList elementList, int timeLimit) { this.contextName = name; this.searchScope = searchScope; @@ -67,6 +68,7 @@ this.keys = keys; this.limit = limit; this.elementList = elementList; + this.timeLimit = timeLimit; } /** @@ -179,4 +181,16 @@ } } } + + public int getTimeLimit() { + return this.timeLimit; + } + + public String[] getAttributes() { + ArrayList<String> attributes = new ArrayList<String>(); + for (Column c:elementList) { + attributes.add(c.getName()); + } + return attributes.toArray(new String[attributes.size()]); + } } Modified: trunk/connectors/translator-ldap/src/test/java/org/teiid/translator/ldap/TestIQueryToLdapSearchParser.java =================================================================== --- trunk/connectors/translator-ldap/src/test/java/org/teiid/translator/ldap/TestIQueryToLdapSearchParser.java 2012-10-01 17:55:58 UTC (rev 4495) +++ trunk/connectors/translator-ldap/src/test/java/org/teiid/translator/ldap/TestIQueryToLdapSearchParser.java 2012-10-01 19:23:30 UTC (rev 4496) @@ -21,8 +21,6 @@ */ package org.teiid.translator.ldap; -import static org.mockito.Mockito.mock; - import java.util.ArrayList; import java.util.Iterator; import java.util.List; @@ -34,23 +32,18 @@ import org.teiid.cdk.CommandBuilder; import org.teiid.core.types.DataTypeManager; -import org.teiid.dqp.internal.datamgr.RuntimeMetadataImpl; import org.teiid.language.Command; import org.teiid.language.Select; import org.teiid.metadata.Column; +import org.teiid.metadata.Column.SearchType; import org.teiid.metadata.MetadataStore; -import org.teiid.metadata.RuntimeMetadata; import org.teiid.metadata.Schema; import org.teiid.metadata.Table; -import org.teiid.metadata.Column.SearchType; import org.teiid.query.metadata.CompositeMetadataStore; import org.teiid.query.metadata.QueryMetadataInterface; import org.teiid.query.metadata.TransformationMetadata; import org.teiid.query.unittest.RealMetadataFactory; import org.teiid.translator.TranslatorException; -import org.teiid.translator.ldap.IQueryToLdapSearchParser; -import org.teiid.translator.ldap.LDAPExecutionFactory; -import org.teiid.translator.ldap.LDAPSearchDetails; /** @@ -252,16 +245,34 @@ helpTestSearchDetails(searchDetails, expectedContextName, expectedContextFilter, expectedAttrNameList, expectedCountLimit, expectedSearchScope, expectedSortKeys); } + + public void testNativeQueryExtension() throws Exception { + LDAPSearchDetails searchDetails = helpGetSearchDetails("SELECT * FROM LdapModel.Employee"); //$NON-NLS-1$ + + String expectedContextName = "corporate"; //$NON-NLS-1$ + String expectedContextFilter = "(objectClass=*)"; //$NON-NLS-1$ + + List expectedAttrNameList = new ArrayList(); + expectedAttrNameList.add("uid"); //$NON-NLS-1$ + expectedAttrNameList.add("cn"); //$NON-NLS-1$ + + long expectedCountLimit = 5; + int expectedSearchScope = SearchControls.ONELEVEL_SCOPE; + SortKey[] expectedSortKeys = null; + + helpTestSearchDetails(searchDetails, expectedContextName, expectedContextFilter, expectedAttrNameList, + expectedCountLimit, expectedSearchScope, expectedSortKeys); + + } private LDAPSearchDetails helpGetSearchDetails(String queryString) throws TranslatorException { QueryMetadataInterface metadata = exampleLdap(); - RuntimeMetadata rm = new RuntimeMetadataImpl(metadata); - LDAPExecutionFactory config = mock(LDAPExecutionFactory.class); + Select query = (Select)getCommand(queryString, metadata); + LDAPExecutionFactory config = new LDAPExecutionFactory(); + IQueryToLdapSearchParser searchParser = new IQueryToLdapSearchParser(config); - - Select query = (Select)getCommand(queryString, metadata); LDAPSearchDetails searchDetails = searchParser.translateSQLQueryToLDAPSearch(query); return searchDetails; @@ -301,6 +312,19 @@ cols.get(i).setSearchType(SearchType.Unsearchable); } + Table employees = RealMetadataFactory.createPhysicalGroup("Employee", ldapModel); //$NON-NLS-1$ + List<Column> employeeCols = RealMetadataFactory.createElements(employees, elemNames, elemTypes); + for(int i=0; i<2; i++) { + Column obj = employeeCols.get(i); + obj.setNameInSource(nameInSource[i]); + } + + // Set column-specific properties + for(int i=1; i<2; i++) { + employeeCols.get(i).setSearchType(SearchType.Unsearchable); + } + employees.setProperty(IQueryToLdapSearchParser.TEIID_NATIVE_QUERY, "context-name=corporate;filter=(objectClass=*);count-limit=5;timout=6;search-scope=ONELEVEL_SCOPE;attributes=uid,cn"); //$NON-NLS-1$ + // Create the facade from the store return new TransformationMetadata(null, new CompositeMetadataStore(metadataStore), null, RealMetadataFactory.SFM.getSystemFunctions(), null); }