215 lines
7.8 KiB
Java
215 lines
7.8 KiB
Java
/**
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*******************************************************************************
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* Copyright (C) 1996-2001, International Business Machines Corporation and *
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* others. All Rights Reserved. *
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*******************************************************************************
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*
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* $Source: /xsrl/Nsvn/icu/unicodetools/com/ibm/text/UCD/UnifiedProperty.java,v $
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* $Date: 2004/02/06 18:30:18 $
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* $Revision: 1.5 $
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*
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*******************************************************************************
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*/
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package com.ibm.text.UCD;
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import java.io.*;
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import java.util.*;
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import com.ibm.text.utility.*;
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import com.ibm.icu.text.UnicodeSet;
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public final class UnifiedProperty extends UCDProperty {
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int majorProp;
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// DerivedProperty dp;
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public static UCDProperty make(int propMask) {
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return make(propMask, Default.ucd);
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}
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public static UCDProperty make(int propMask, UCD ucd) {
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if (propMask == AGE) {
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System.out.println();
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}
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if ((propMask & 0xFF00) == (BINARY_PROPERTIES & 0xFF00)) {
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return UnifiedBinaryProperty.make(propMask, ucd);
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}
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if ((propMask & 0xFF00) == DERIVED) {
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return DerivedProperty.make(propMask & 0xFF, ucd);
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}
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if (!isDefined(propMask, ucd)) return null;
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return getCached(propMask, ucd);
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}
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public static UCDProperty make(String propID, UCD ucd) {
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return make(getPropmask(propID, ucd), ucd);
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}
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public static UnicodeSet getSet(int propMask, UCD ucd) {
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UCDProperty up = make(propMask, ucd);
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return up.getSet();
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}
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public static UnicodeSet getSet(String propID, UCD ucd) {
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return getSet(getPropmask(propID, ucd), ucd);
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}
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private static Map propNameCache = null;
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private static Set availablePropNames = new TreeSet();
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public static Collection getAvailablePropertiesAliases(Collection result, UCD ucd) {
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if (propNameCache == null) {
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cacheNames(ucd);
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}
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result.addAll(availablePropNames);
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return result;
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}
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public static int getPropmask(String propID, UCD ucd) {
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// cache the names
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if (propNameCache == null) {
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cacheNames(ucd);
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}
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propID = Utility.getSkeleton(propID);
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Integer indexObj = (Integer) propNameCache.get(propID);
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if (indexObj == null) {
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throw new IllegalArgumentException("No property found for " + propID);
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}
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return indexObj.intValue();
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}
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private static void cacheNames(UCD ucd) {
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System.out.println("Caching Property Names");
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propNameCache = new HashMap();
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for (int i = 0; i < LIMIT_ENUM; ++i) {
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UCDProperty up = UnifiedProperty.make(i, ucd);
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if (up == null) continue;
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if (!up.isStandard()) continue;
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if (up.getValueType() < BINARY_PROP) continue;
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String shortRaw = up.getProperty(SHORT);
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String shortName = Utility.getSkeleton(shortRaw);
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String longRaw = up.getProperty(LONG);
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String longName = Utility.getSkeleton(longRaw);
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Integer result = new Integer(i);
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if (!propNameCache.keySet().contains(longName)) propNameCache.put(longName, result);
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if (!propNameCache.keySet().contains(shortName)) propNameCache.put(shortName, result);
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String key = longRaw != null ? longRaw : shortRaw;
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availablePropNames.add(key);
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}
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System.out.println("Done Caching");
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}
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static Map cache = new HashMap();
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static UCD lastUCD = null;
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static int lastPropMask = -1;
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static UnifiedProperty lastValue = null;
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static Clump probeClump = new Clump();
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static class Clump {
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int prop;
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UCD ucd;
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public boolean equals(Object other) {
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Clump that = (Clump) other;
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return (that.prop == prop && ucd.equals(that));
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}
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}
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private static UnifiedProperty getCached(int propMask, UCD ucd) {
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//System.out.println(ucd);
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if (ucd.equals(lastUCD) && propMask == lastPropMask) return lastValue;
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probeClump.prop = propMask;
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probeClump.ucd = ucd;
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UnifiedProperty dp = (UnifiedProperty) cache.get(probeClump);
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if (dp == null) {
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dp = new UnifiedProperty(propMask, ucd);
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cache.put(probeClump, dp);
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probeClump = new Clump();
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}
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lastUCD = ucd;
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lastValue = dp;
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lastPropMask = propMask;
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return dp;
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}
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/////////////////////////////////
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private UnifiedProperty(int propMask, UCD ucdin) {
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ucd = ucdin;
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majorProp = propMask >> 8;
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//System.out.println("A: " + getValueType());
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if (majorProp <= (JOINING_GROUP>>8)
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|| majorProp == SCRIPT>>8
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|| majorProp==(HANGUL_SYLLABLE_TYPE>>8)) setValueType(FLATTENED_BINARY_PROP);
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//System.out.println("B: " + getValueType());
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header = UCD_Names.UNIFIED_PROPERTY_HEADERS[majorProp];
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name = UCD_Names.UNIFIED_PROPERTIES[majorProp];
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shortName = UCD_Names.SHORT_UNIFIED_PROPERTIES[majorProp];
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}
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static private boolean isDefined(int propMask, UCD ucd) {
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int majorProp = propMask >> 8;
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switch (majorProp) {
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case CATEGORY>>8:
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case COMBINING_CLASS>>8:
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case BIDI_CLASS>>8:
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case DECOMPOSITION_TYPE>>8:
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case NUMERIC_TYPE>>8:
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case EAST_ASIAN_WIDTH>>8:
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case LINE_BREAK>>8:
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case JOINING_TYPE>>8:
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case JOINING_GROUP>>8:
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case SCRIPT>>8:
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case AGE>>8:
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case HANGUL_SYLLABLE_TYPE>>8:
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return true;
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/*
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case DERIVED>>8:
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UnicodeProperty up = DerivedProperty.make(propValue, ucd);
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if (up == null) break;
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return up.hasValue(cp);
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*/
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}
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return false;
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}
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public boolean hasValue(int cp) {
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throw new ChainException("Can't call 'hasValue' on non-binary property {0}", new Object[]{
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new Integer(majorProp)});
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}
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public String getFullName(byte style) {
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String pre = "";
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String preShort = getProperty(SHORT);
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String preLong = getProperty(LONG);
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if (style < LONG) pre = preShort;
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else if (style == LONG || preShort.equals(preLong)) pre = preLong;
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else pre = preShort + "(" + preLong + ")";
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return pre;
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}
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public String getValue(int cp, byte style) {
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switch (majorProp) {
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case CATEGORY>>8: return ucd.getCategoryID_fromIndex(ucd.getCategory(cp), style);
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case COMBINING_CLASS>>8: return ucd.getCombiningClassID_fromIndex(ucd.getCombiningClass(cp), style);
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case BIDI_CLASS>>8: return ucd.getBidiClassID_fromIndex(ucd.getBidiClass(cp), style);
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case DECOMPOSITION_TYPE>>8: return ucd.getDecompositionTypeID_fromIndex(ucd.getDecompositionType(cp), style);
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case NUMERIC_TYPE>>8: return ucd.getNumericTypeID_fromIndex(ucd.getNumericType(cp), style);
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case EAST_ASIAN_WIDTH>>8: return ucd.getEastAsianWidthID_fromIndex(ucd.getEastAsianWidth(cp), style);
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case LINE_BREAK>>8: return ucd.getLineBreakID_fromIndex(ucd.getLineBreak(cp), style);
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case JOINING_TYPE>>8: return ucd.getJoiningTypeID_fromIndex(ucd.getJoiningType(cp), style);
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case JOINING_GROUP>>8: return ucd.getJoiningGroupID_fromIndex(ucd.getJoiningGroup(cp), style);
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case SCRIPT>>8: return ucd.getScriptID_fromIndex(ucd.getScript(cp), style);
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case AGE>>8: return ucd.getAgeID_fromIndex(ucd.getAge(cp), style);
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case HANGUL_SYLLABLE_TYPE>>8:
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return ucd.getHangulSyllableTypeID(cp,style);
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default: throw new IllegalArgumentException("Internal Error");
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}
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}
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}
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