diff options
Diffstat (limited to 'libjava/classpath/java/text/AttributedStringIterator.java')
| -rw-r--r-- | libjava/classpath/java/text/AttributedStringIterator.java | 501 |
1 files changed, 232 insertions, 269 deletions
diff --git a/libjava/classpath/java/text/AttributedStringIterator.java b/libjava/classpath/java/text/AttributedStringIterator.java index 7d7bf270cef..7fba5d63c3a 100644 --- a/libjava/classpath/java/text/AttributedStringIterator.java +++ b/libjava/classpath/java/text/AttributedStringIterator.java @@ -55,129 +55,102 @@ import java.util.Set; class AttributedStringIterator implements AttributedCharacterIterator { -/*************************************************************************/ - -/** - * Instance Variables - */ - -/** - * The character iterator containing the text - */ -private CharacterIterator ci; - -/** - * The list of attributes and ranges - */ -private AttributedString.AttributeRange[] attribs; - -/** - * The list of attributes that the user is interested in. We may, - * at our option, not return any other attributes. - */ -private AttributedCharacterIterator.Attribute[] restricts; - -/*************************************************************************/ - -/* - * Constructors - */ - -AttributedStringIterator(StringCharacterIterator sci, - AttributedString.AttributeRange[] attribs, - int begin_index, int end_index, - AttributedCharacterIterator.Attribute[] restricts) -{ - this.ci = new StringCharacterIterator(sci, begin_index, end_index); - this.attribs = attribs; - this.restricts = restricts; -} - -/*************************************************************************/ - -/* - * Instance Methods - */ - -// First we have a bunch of stupid redirects. If StringCharacterIterator -// weren't final, I just would have extended that for this class. Alas, no. - -public Object -clone() -{ - return(ci.clone()); -} - -public char -current() -{ - return(ci.current()); -} - -public char -next() -{ - return(ci.next()); -} - -public char -previous() -{ - return(ci.previous()); -} - -public char -first() -{ - return(ci.first()); -} - -public char -last() -{ - return(ci.last()); -} - -public int -getIndex() -{ - return(ci.getIndex()); -} - -public char -setIndex(int index) -{ - return(ci.setIndex(index)); -} - -public int -getBeginIndex() -{ - return(ci.getBeginIndex()); -} - -public int -getEndIndex() -{ - return(ci.getEndIndex()); -} - -/* - * Here is where the AttributedCharacterIterator methods start. - */ - -/*************************************************************************/ - -/** - * Returns a list of all the attribute keys that are defined anywhere - * on this string. - */ -public Set -getAllAttributeKeys() -{ - HashSet s = new HashSet(); - if (attribs == null) - return(s); + /*************************************************************************/ + + /** The character iterator containing the text */ + private CharacterIterator ci; + + /** The list of attributes and ranges */ + private AttributedString.AttributeRange[] attribs; + + /** + * The list of attributes that the user is interested in. We may, + * at our option, not return any other attributes. + */ + private AttributedCharacterIterator.Attribute[] restricts; + + /*************************************************************************/ + + AttributedStringIterator(StringCharacterIterator sci, + AttributedString.AttributeRange[] attribs, + int begin_index, int end_index, + AttributedCharacterIterator.Attribute[] restricts) + { + this.ci = new StringCharacterIterator(sci, begin_index, end_index); + this.attribs = attribs; + this.restricts = restricts; + } + + /*************************************************************************/ + + // First we have a bunch of stupid redirects. If StringCharacterIterator + // weren't final, I just would have extended that for this class. Alas, no. + + public Object clone() + { + return(ci.clone()); + } + + public char current() + { + return(ci.current()); + } + + public char next() + { + return(ci.next()); + } + + public char previous() + { + return(ci.previous()); + } + + public char first() + { + return(ci.first()); + } + + public char last() + { + return(ci.last()); + } + + public int getIndex() + { + return(ci.getIndex()); + } + + public char setIndex(int index) + { + return(ci.setIndex(index)); + } + + public int getBeginIndex() + { + return(ci.getBeginIndex()); + } + + public int getEndIndex() + { + return(ci.getEndIndex()); + } + + /* + * Here is where the AttributedCharacterIterator methods start. + */ + + /*************************************************************************/ + + /** + * Returns a list of all the attribute keys that are defined anywhere + * on this string. + */ + public Set getAllAttributeKeys() + { + HashSet s = new HashSet(); + if (attribs == null) + return(s); for (int i = 0; i < attribs.length; i++) { @@ -193,156 +166,146 @@ getAllAttributeKeys() } } - return(s); -} - -/*************************************************************************/ - -/** - * Various methods that determine how far the run extends for various - * attribute combinations. - */ - -public int -getRunLimit() -{ - return(getRunLimit(getAttributes().keySet())); -} - -public int -getRunLimit(AttributedCharacterIterator.Attribute attrib) -{ - HashSet s = new HashSet(); - s.add(attrib); - - return(getRunLimit(s)); -} - -public synchronized int -getRunLimit(Set attribute_set) -{ - boolean hit = false; - int runLimit = ci.getEndIndex (); - int pos = ci.getIndex (); - - for (int i = 0; i < attribs.length; ++i) - { - if (pos >= attribs[i].begin_index && - pos < attribs[i].end_index) - { - Iterator iter = attribute_set.iterator(); - while(iter.hasNext()) - if (attribs[i].attribs.containsKey(iter.next())) - { - hit = true; - runLimit = Math.min(runLimit, attribs[i].end_index); - } - } - } - if (hit) - return runLimit; - else - return ci.getEndIndex(); -} - -/*************************************************************************/ - -/** - * Various methods that determine where the run begins for various - * attribute combinations. - */ - -public int -getRunStart() -{ - return(getRunStart(getAttributes().keySet())); -} - -public int -getRunStart(AttributedCharacterIterator.Attribute attrib) -{ - HashSet s = new HashSet(); - s.add(attrib); - - return(getRunStart(s)); -} - -public int -getRunStart(Set attribute_set) -{ - boolean hit = false; - int runBegin = 0; - int pos = ci.getIndex (); - - for (int i = 0; i < attribs.length; ++i) - { - if (pos >= attribs[i].begin_index && - pos <= attribs[i].end_index) - { - Iterator iter = attribute_set.iterator(); - while(iter.hasNext()) - if (attribs[i].attribs.containsKey(iter.next())) - { - hit = true; - runBegin = Math.max(runBegin, attribs[i].begin_index); - } - } - } - if (hit) - return runBegin; - else - return -1; -} + return(s); + } + + /*************************************************************************/ + + /** + * Various methods that determine how far the run extends for various + * attribute combinations. + */ + + public int getRunLimit() + { + return(getRunLimit(getAttributes().keySet())); + } + + public int getRunLimit(AttributedCharacterIterator.Attribute attrib) + { + HashSet s = new HashSet(); + s.add(attrib); + return(getRunLimit(s)); + } + + public synchronized int getRunLimit(Set attribute_set) + { + boolean hit = false; + int runLimit = ci.getEndIndex (); + int pos = ci.getIndex (); + + for (int i = 0; i < attribs.length; ++i) + { + if (pos >= attribs[i].begin_index && + pos < attribs[i].end_index) + { + Iterator iter = attribute_set.iterator(); + while(iter.hasNext()) + if (attribs[i].attribs.containsKey(iter.next())) + { + hit = true; + runLimit = Math.min(runLimit, attribs[i].end_index); + } + } + } + if (hit) + return runLimit; + else + return ci.getEndIndex(); + } + + /*************************************************************************/ + + /** + * Various methods that determine where the run begins for various + * attribute combinations. + */ + + public int getRunStart() + { + return(getRunStart(getAttributes().keySet())); + } + + public int getRunStart(AttributedCharacterIterator.Attribute attrib) + { + HashSet s = new HashSet(); + s.add(attrib); + + return(getRunStart(s)); + } + + public int getRunStart(Set attribute_set) + { + boolean hit = false; + int runBegin = 0; + int pos = ci.getIndex(); + + for (int i = 0; i < attribs.length; ++i) + { + if (pos >= attribs[i].begin_index && + pos <= attribs[i].end_index) + { + Iterator iter = attribute_set.iterator(); + while(iter.hasNext()) + if (attribs[i].attribs.containsKey(iter.next())) + { + hit = true; + runBegin = Math.max(runBegin, attribs[i].begin_index); + } + } + } + if (hit) + return runBegin; + else + return -1; + } + + /*************************************************************************/ + + public Object getAttribute(AttributedCharacterIterator.Attribute attrib) + { + if (attribs == null) + return(null); -/*************************************************************************/ + for (int i = 0; i < attribs.length; i++) + { + Set key_set = attribs[i].attribs.keySet(); + Iterator iter = key_set.iterator(); + while (iter.hasNext()) + { + Object obj = iter.next(); + + // Check for attribute match and range match + if (obj.equals(attrib)) + if ((ci.getIndex() >= attribs[i].begin_index) && + (ci.getIndex() < attribs[i].end_index)) + return(attribs[i].attribs.get(obj)); + } + } -public Object -getAttribute(AttributedCharacterIterator.Attribute attrib) -{ - if (attribs == null) return(null); - - for (int i = 0; i < attribs.length; i++) - { - Set key_set = attribs[i].attribs.keySet(); - Iterator iter = key_set.iterator(); - while (iter.hasNext()) - { - Object obj = iter.next(); - - // Check for attribute match and range match - if (obj.equals(attrib)) - if ((ci.getIndex() >= attribs[i].begin_index) && - (ci.getIndex() < attribs[i].end_index)) - return(attribs[i].attribs.get(obj)); - } - } - - return(null); -} - -/*************************************************************************/ - -/** - * Return a list of all the attributes and values defined for this - * character - */ -public Map -getAttributes() -{ - HashMap m = new HashMap(); - if (attribs == null) - return(m); + } + + /*************************************************************************/ + + /** + * Return a list of all the attributes and values defined for this + * character + */ + public Map getAttributes() + { + HashMap m = new HashMap(); + if (attribs == null) + return(m); - for (int i = 0; i < attribs.length; i++) - { - if ((ci.getIndex() >= attribs[i].begin_index) && - (ci.getIndex() < attribs[i].end_index)) - m.putAll(attribs[i].attribs); - } + for (int i = 0; i < attribs.length; i++) + { + if ((ci.getIndex() >= attribs[i].begin_index) && + (ci.getIndex() < attribs[i].end_index)) + m.putAll(attribs[i].attribs); + } - return(m); -} + return(m); + } } // class AttributedStringIterator - |