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| package org.apache.xindice.core; |
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| import org.apache.commons.logging.Log; |
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| import org.apache.commons.logging.LogFactory; |
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| import org.apache.xindice.util.Configuration; |
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| import org.apache.xindice.xml.SymbolTable; |
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| import org.apache.xindice.xml.SymbolTableSymbols; |
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| import org.apache.xindice.xml.dom.DOMParser; |
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| import org.w3c.dom.Document; |
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| public final class SystemCollection extends Collection { |
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| private static final Log log = LogFactory.getLog(SystemCollection.class); |
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| public static final String SYSCOL = "system"; |
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| public static final String SYMBOLS = "SysSymbols"; |
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| public static final String OBJECTS = "SysObjects"; |
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| public static final String CONFIGS = "SysConfig"; |
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| public static final String USERS = "SysUsers"; |
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| public static final String GROUPS = "SysGroups"; |
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| public static final String ACCESS = "SysAccess"; |
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| private static String SYSCOL_DEFINITION |
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| = "<collection name='" + SYSCOL + "'>" |
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| + " <collections>" |
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| + " <collection name='" + SYMBOLS + "' compressed='true'>" |
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| + " <filer class='org.apache.xindice.core.filer.BTreeFiler'/>" |
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| |
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| + SymbolTableSymbols.getDefinition() |
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| + " <indexes/>" |
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| + " </collection>" |
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| + " <collection name='" + CONFIGS + "' compressed='false'>" |
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| + " <filer class='org.apache.xindice.core.filer.BTreeFiler' pagecount='16'/>" |
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| + " <indexes/>" |
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| + " </collection>" |
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| + " </collections>" |
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| + "</collection>"; |
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123
| public SystemCollection(Database db) {
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| super(db);
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| } |
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123
| void init() throws DBException {
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123
| try {
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| Document sysDoc = DOMParser.toDocument(SYSCOL_DEFINITION);
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| Configuration sysCfg = new Configuration(sysDoc, false);
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| setConfig(sysCfg);
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| } catch (Exception e) { |
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0
| log.fatal("Failed to generate system collection '" + SYSCOL + "'", e);
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| System.exit(1);
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| } |
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| } |
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3135
| private String getSymbolTableName(Collection col) {
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3135
| String name = col.getCanonicalName();
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3135
| int idx = name.indexOf('/', 1);
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3135
| name = name.substring(idx + 1);
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3135
| return name.replace('/', '_');
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| } |
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1158
| public SymbolTable loadSymbols(Collection collection) throws DBException {
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1158
| String name = getSymbolTableName(collection);
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1158
| Collection symCol = getCollection(SYMBOLS);
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1158
| SymbolTable symbols = (SymbolTable) symCol.getObject(name);
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1158
| if (symbols == null) {
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1039
| symbols = new SymbolTable();
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| } |
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1158
| return symbols;
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| } |
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941
| public void saveSymbols(Collection collection, SymbolTable symbols) throws DBException {
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941
| if (symbols != null) {
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941
| String name = getSymbolTableName(collection);
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941
| getCollection(SYMBOLS).setObject(name, symbols);
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941
| symbols.resetDirty();
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| } |
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| } |
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1036
| public void dropSymbols(Collection collection) throws DBException {
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1036
| String name = getSymbolTableName(collection);
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1036
| Collection symCol = getCollection(SYMBOLS);
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1036
| try {
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1036
| symCol.remove(name);
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| } catch (DBException e) { |
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233
| if (e.faultCode == FaultCodes.COL_DOCUMENT_NOT_FOUND) {
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233
| return;
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| } |
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0
| throw e;
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| } |
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| } |
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0
| public static String getDefinition() {
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0
| return SYSCOL_DEFINITION;
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| } |
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| } |