public static interface Pack200.Packer
Pack200.newPacker()ã䜿çšããŠååŸã§ããŸãã é«åºŠãªå§çž®ã¯ãJSR 200仿§ã§èª¬æãããŠãã倿°ã®ãã¯ããã¯ã䜿çšããŠå®çŸãããŸãã ãããã®æè¡ã«ã¯ã宿°ããŒã«ã®ãœãŒããåé åºä»ããããã³åäœçœ®ãžã®é
眮ãå«ãŸããŸãã
packãšã³ãžã³ã¯ãåæåããããšã次ã«ç€ºãããããã£ã§èŠå®ãããåæç¶æ
ã«ãªããŸãã åæç¶æ
ãæäœããã«ã¯ã(properties()ã䜿çšããŠ)ãšã³ãžã³ã»ããããã£ãååŸããŠãããä¿®æ£ããããããã£ããããã«æ ŒçŽããŸãã ãªãœãŒã¹ã»ãã¡ã€ã«ã¯ãäžå倿Žãªãã§æž¡ãããŸãã unpackerã¯ã宿°ããŒã«é ãªã©ã®äžè¬çã§ã¯ãªãã¯ã©ã¹ã»ãã¡ã€ã«æ©èœã«èªç±ã«å€æŽã§ãããããã¯ã©ã¹ã»ãã¡ã€ã«ã«ã¯åäžã®ãã€ãã¯å«ãŸããŸããã ãã ãããJavaâ¢ä»®æ³ãã·ã³ä»æ§ãã§æå®ãããŠããããã«ããããã®ã¯ã©ã¹ã»ãã¡ã€ã«ã¯æå³çã«åäžã§ãã
ããã©ã«ãã§ã¯ãpackerãJARèŠçŽ ã®é åºã倿Žããããšã¯ãããŸããã ãŸããåJARèŠçŽ ã®ä¿®æ£æéããã³ããã¬ãŒã·ã§ã³ã»ãã³ãã¯ã倿Žãå ããããã«æž¡ãããŸã (Unixãã¡ã€ã«ã®ã¢ã¯ã»ã¹æš©ãä»äžãã远å 屿§ãªã©ã®ãã»ãã®ZIPã¢ãŒã«ã€ãæ å ±ã¯å€±ããã)ã
äžè¬ã«ãJARã®ããã¯ããã³å±éã«ãããJARã®ã¯ã©ã¹ã»ãã¡ã€ã«å ã«ãããã€ãåäœã®ã³ã³ãã³ãã倿ŽãããŸãã ããã¯ãéåžžãããã¯ããã³å±éã«ãããJARèŠçŽ ã®ãã€ãåäœã€ã¡ãŒãžã«äŸåããããžã¿ã«çœ²åããã¹ãŠç¡å¹ã«ãªãããšãæå³ããŸãã JARã®çœ²åãšããã¯ã®äž¡æ¹ãå®è¡ããããã«ã¯ãæåã«JARã®ããã¯ãšå±éãå®è¡ããŠãæ£èŠåãããŠãããå±éãããJARèŠçŽ äžã®çœ²åãèšç®ããæåŸã«çœ²åæžã¿ã®JARãåããã¯ããå¿ èŠããããŸãã äž¡æ¹ã®ããã¯ã»ã¹ãããã§æ£ç¢ºã«åããªãã·ã§ã³ã䜿çšããŠãã ããããŸããã¯ã©ã¹ã»ãã¡ã€ã«ã®ãµã€ãºã¯åŸ®åŠã«å€åãããããã»ã°ã¡ã³ãå¢çãæå³ããã«å€æŽããŠããŸãããšãé¿ããããã«ãã»ã°ã¡ã³ãå¶éãã-1ãã«èšå®ããããšãå¿ èŠãªå ŽåããããŸãã
(ãã®ããã«è¡ããçç±: ããã¯ã»ããã°ã©ã ãå®è¡ããã¯ã©ã¹ã»ãã¡ã€ã«æ§é ã®åé 眮ã¯ã¹ãçã§ããããã2åç®ã®ããã¯ã§ã¯ãæåã®ããã¯ã§çæãããé åºã倿Žãããªãã ãŸãã¢ã³ããã¯ã»ããã°ã©ã ã§ã¯ãã©ã®ãããªã¢ãŒã«ã€ãèŠçŽ ã®äŒéé åºã«å¯ŸããŠãç¹å®ã®ãã€ãã»ã€ã¡ãŒãžãçæããããšããJSR 200仿§ã§ä¿èšŒãããŠãã)
äžäœäºææ§ãä¿æããããã«ãããã¯ã»ãã¡ã€ã«ã®ããŒãžã§ã³ã¯ãå ¥åJARãã¡ã€ã«ã«ããã¯ã©ã¹ã»ãã¡ã€ã«ã«é©åããããèšå®ãããŸãã ã€ãŸããã¯ã©ã¹ã»ãã¡ã€ã«ãææ°ã§ããã°ããã¯ã»ãã¡ã€ã«ã®ããŒãžã§ã³ãææ°ãšãªããå察ã«ãã¯ã©ã¹ã»ãã¡ã€ã«ã®ããŒãžã§ã³ããã£ãšãå€ãå Žåã¯ãããã¯ã»ãã¡ã€ã«ã®ããŒãžã§ã³ãããã£ãšãå€ããªããšããããšã§ãã äžéã®ã¯ã©ã¹ã»ãã¡ã€ã«ã®ããŒãžã§ã³ã«ã€ããŠã¯ã察å¿ããããã¯ã»ãã¡ã€ã«ã®ããŒãžã§ã³ã䜿çšãããŸãã ããšãã°ãå ¥åJARãã¡ã€ã«ã1.5 (ãŸãã¯ããæªæºã®)ã¯ã©ã¹ã»ãã¡ã€ã«ã§ã®ã¿æ§æãããå Žåã¯ã1.5ãšäºææ§ã®ããããã¯ã»ãã¡ã€ã«ãçæãããŸãã ããã¯ãã¯ã©ã¹ã»ãã¡ã€ã«ã®ãªãã¢ãŒã«ã€ãã«ã該åœããŸãã å ¥åJARãã¡ã€ã«ã«1.6ã¯ã©ã¹ã»ãã¡ã€ã«ãå«ãŸããå Žåãããã¯ã»ãã¡ã€ã«ã®ããŒãžã§ã³ã¯1.6ã«èšå®ãããŸãã
ããŒã: ã»ãã§æå®ããªãå ŽåãnullåŒæ°ãã³ã³ã¹ãã©ã¯ã¿ããŸãã¯ãã®ã¯ã©ã¹ã®ã¡ãœãããžæž¡ããšNullPointerExceptionãã¹ããŒãããŸãã
| 修食åãšå | ãã£ãŒã«ã | 説æ |
|---|---|---|
static String |
CLASS_ATTRIBUTE_PFX |
ã¯ã©ã¹å±æ§åã«é£çµãããå ŽåãJSR 200仿§ã§æå®ãããã¬ã€ã¢ãŠãèšèªã䜿çšããŠããã®å±æ§ã®åœ¢åŒã瀺ããŸãã
|
static String |
CODE_ATTRIBUTE_PFX |
ã³ãŒã屿§åãšé£çµããŠäœ¿çšãããå Žåã屿§ã®åœ¢åŒã瀺ããŸãã
|
static String |
DEFLATE_HINT |
|
static String |
EFFORT |
ãã®ããããã£ã1æ¡ã®10鲿°ã«èšå®ããããšãpackerã¯æå®ãããéã®åŽåãã¢ãŒã«ã€ãã®å§çž®ã«è²»ãããŸãã
|
static String |
ERROR |
æååãerrorãã¯ãç¹å®ã®ããããã£ã§äœ¿çšã§ããŸãã
|
static String |
FALSE |
æååãfalseãã¯ãç¹å®ã®ããããã£ã§äœ¿çšã§ããŸãã
|
static String |
FIELD_ATTRIBUTE_PFX |
ãã£ãŒã«ã屿§åãšé£çµããŠäœ¿çšãããå Žåã屿§ã®åœ¢åŒã瀺ããŸãã
|
static String |
KEEP |
æååãkeepãã¯ãç¹å®ã®ããããã£ã§äœ¿çšã§ããŸãã
|
static String |
KEEP_FILE_ORDER |
ãã®ããããã£ã
TRUEã«èšå®ããããšãpackerã¯ãœãŒã¹ã»ã¢ãŒã«ã€ãå
ã®ãã¹ãŠã®èŠçŽ ãå
ã®é åºã§è»¢éããŸãã |
static String |
LATEST |
æååãlatestãã¯ãç¹å®ã®ããããã£ã§äœ¿çšã§ããŸãã
|
static String |
METHOD_ATTRIBUTE_PFX |
ã¡ãœãã屿§åãšé£çµããŠäœ¿çšãããå Žåã屿§ã®åœ¢åŒã瀺ããŸãã
|
static String |
MODIFICATION_TIME |
ãã®ããããã£ãç¹æ®ãªæåå
LATESTã«èšå®ããããšãpackerã¯ãå
ã®ã¢ãŒã«ã€ãå
ã®å©çšå¯èœãªå
šãšã³ããªå
ã§ææ°ã®ä¿®æ£æéããŸãã¯åã»ã°ã¡ã³ãå
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šãšã³ããªã®ææ°ã®ä¿®æ£æéã®æ±ºå®ã詊ã¿ãŸãã |
static String |
PASS |
æååãpassãã¯ãç¹å®ã®ããããã£ã§äœ¿çšã§ããŸãã
|
static String |
PASS_FILE_PFX |
ãã¡ã€ã«ãå§çž®ããã«ãã€ãåäœã§æž¡ãããšã瀺ããŸãã
|
static String |
PROGRESS |
unpackerã®é²æç¶æ³ãããŒã»ã³ãã§ç€ºããŸããç¶æ³ã¯ãunpackerã«ããåšæçã«æŽæ°ãããŸãã
|
static String |
SEGMENT_LIMIT |
ãã®ããããã£ã¯ãåã¢ãŒã«ã€ãèŠçŽ ã®æšå®ã¿ãŒã²ããã»ãµã€ãºN (åäœã¯ãã€ã)ãä»äžããæ°å€ã§ãã
|
static String |
STRIP |
æååãstripãã¯ãç¹å®ã®ããããã£ã§äœ¿çšã§ããŸãã
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static String |
TRUE |
æååãtrueãã¯ãç¹å®ã®ããããã£ã§äœ¿çšã§ããŸãã
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static String |
UNKNOWN_ATTRIBUTE |
äžæãªå±æ§ãå«ãã¯ã©ã¹ã»ãã¡ã€ã«ã«ééãããšãã«å®è¡ããã¢ã¯ã·ã§ã³ã瀺ããŸãã
|
| 修食åãšå | ã¡ãœãã | 説æ |
|---|---|---|
default void |
addPropertyChangeListener(PropertyChangeListener listener) |
éæšå¥šã
PropertyChangeListenerãžã®äŸåã¯ãJavaãã©ãããã©ãŒã ã®å°æ¥ã®ã¢ãžã¥ã©åã«å¯Ÿãã倧ããªé害ã«ãªããŸãã ãã®ã¡ãœããã¯ä»åŸã®ãªãªãŒã¹ã§åé€ãããäºå®ã§ãã packerã®é²æãã¢ãã¿ãŒããå¿
èŠãããã¢ããªã±ãŒã·ã§ã³ã¯ã代ããã«PROGRESSããããã£ã®å€ãããŒãªã³ã°ããããšãã§ããŸãã |
void |
pack(JarFile in, OutputStream out) |
JarFileãååŸããŠãPack200ã¢ãŒã«ã€ãã«å€æããŸãã
|
void |
pack(JarInputStream in, OutputStream out) |
JarInputStreamãååŸããŠãPack200ã¢ãŒã«ã€ãã«å€æããŸãã
|
SortedMap<String,String> |
properties() |
ãã®ãšã³ãžã³ã®ããããã£ã»ã»ãããååŸããŸãã
|
default void |
removePropertyChangeListener(PropertyChangeListener listener) |
éæšå¥šã
PropertyChangeListenerãžã®äŸåã¯ãJavaãã©ãããã©ãŒã ã®å°æ¥ã®ã¢ãžã¥ã©åã«å¯Ÿãã倧ããªé害ã«ãªããŸãã ãã®ã¡ãœããã¯ä»åŸã®ãªãªãŒã¹ã§åé€ãããäºå®ã§ãã |
static final String SEGMENT_LIMIT
ããšãã°ãããã¯ç¹æ®ãªäŸã§ãããå€ã -1ã®å Žåããã¹ãŠã®å ¥åãã¡ã€ã«ãå«ãåäžã®å·šå€§ãªã»ã°ã¡ã³ããçæãããŸããäžæ¹ãå€ã0ã®å Žåãã¯ã©ã¹ããšã«ã»ã°ã¡ã³ãã1ã€ãã€çæãããŸãã ã¢ãŒã«ã€ãã»ã»ã°ã¡ã³ãã®ãµã€ãºã倧ãããã°å€§ããã»ã©æçåã¯èµ·ããã«ãããå§çž®çãé«ããªããŸããããããããããã»ã°ã¡ã³ããåŠçããããã«ã¯ã倧éã®ã¡ã¢ãªãŒãå¿ èŠã«ãªããŸãã
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ããã©ã«ã㯠-1ã§ãããããã¯ãããã«ãŒãåžžã«åäžã®ã»ã°ã¡ã³ãåºåãã¡ã€ã«ãäœæããããšãæå³ããŸãã éåžžã«å€§ããªåºåãã¡ã€ã«ãçæãããå Žåã«ã¯ãã»ã°ã¡ã³ãåã䜿çšããããå ¥åãã¡ã€ã«ãããå°ããªJARã«åå²ããããšã匷ããèŠãããŸãã
éåžžããã®å¶éãªãã§ããã¯ããã10Mãã€ãã®JARã¯çŽ10%äœèšã«å°ãããªããŸãããpackerã«ã¯ããå€ãã®JavaããŒã(ã»ã°ã¡ã³ãå¶éã®çŽ10å)ãå¿ èŠã«ãªããŸãã
static final String KEEP_FILE_ORDER
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å ±ãå«ãŸãªãJARãã£ã¬ã¯ããªã»ãšã³ããªãåé€ããŸãã (éåžžã¯ãããã«ããå§çž®çãåäžãã)ã
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å ±ã¯ä¿åãããŸããã転éããã¢ãŒã«ã€ãã®ãµã€ãºãå¿
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static final String EFFORT
ç¹æ®ãªå€0ãæå®ãããšãpackerã¯å ã®JARãã¡ã€ã«ãå§çž®ããã«çŽæ¥ã³ããŒããŸãã JSR 200æšæºã§ã¯ããã¹ãŠã®ã¢ã³ããã¯ã»ããŒã«ã¯ãã®ç¹æ®ãªåŠçãã¢ãŒã«ã€ãå šäœã®ãã¹ã¹ã«ãŒãšããŠçè§£ããå¿ èŠããããŸãã
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static final String DEFLATE_HINT
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ZIPãŸãã¯JARèŠçŽ ã®ããã¬ãŒã·ã§ã³ã»ãã³ãã¯ãèŠçŽ ãå§çž®ããããããã®ãŸãŸæ ŒçŽããããã瀺ããŸãã
static final String MODIFICATION_TIME
LATESTã«èšå®ããããšãpackerã¯ãå
ã®ã¢ãŒã«ã€ãå
ã®å©çšå¯èœãªå
šãšã³ããªå
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šãšã³ããªã®ææ°ã®ä¿®æ£æéã®æ±ºå®ã詊ã¿ãŸãã ãã®åäžã®å€ã¯ã»ã°ã¡ã³ãã®äžéšãšããŠè»¢éãããåã»ã°ã¡ã³ãSEGMENT_LIMITã®å
šãšã³ããªã«é©çšãããŸãã
ããã«ãããã€ã³ã¹ããŒã«ããããã¡ã€ã«ãã¹ãŠãåäžã®æ¥ä»ã«èšå®ããã代ããã«ã転éããã¢ãŒã«ã€ãã®ãµã€ãºããããã«æžå°ãããããšãã§ããŸãã
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åºåãã¡ã€ã«ã®åèŠçŽ ã®ä¿®æ£æéãæ£ããèšå®ããããã«é©åãªåŠçãå®è¡ããããšã¯ãunpackerå®è£ ã«äŸåããŸãã
SEGMENT_LIMITã宿°ãã£ãŒã«ãå€static final String PASS_FILE_PFX
ã·ã¹ãã ã»ãã¡ã€ã«ã»ã»ãã¬ãŒã¿ãJARãã¡ã€ã«ã»ã»ãã¬ãŒã¿ã/ãã«çœ®ãæããããç¹ãé€ãããã¹åã®å€æã¯è¡ãããŸããã
ãã¡ã€ã«åã¯ãJARãã¡ã€ã«å ã®æååãšå®å šã«äžèŽããŠããªããã°ãªããŸããã
ããããã£å€ããã£ã¬ã¯ããªåã®å Žåããã®ãã£ã¬ã¯ããªå ã®ãã¹ãŠã®ãã¡ã€ã«ãæž¡ãããŸãã
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Map p = packer.properties();
p.put(PASS_FILE_PFX+0, "mutants/Rogue.class");
p.put(PASS_FILE_PFX+1, "mutants/Wolverine.class");
p.put(PASS_FILE_PFX+2, "mutants/Storm.class");
# Pass all files in an entire directory hierarchy:
p.put(PASS_FILE_PFX+3, "police/");
static final String UNKNOWN_ATTRIBUTE
ERRORãSTRIPãããã³PASSã§ãã
æååERRORã¯ãã¿ã€ãIOExceptionã®äŸå€ã§ãããã¯æäœãå
šäœãšããŠå€±æããããšãæå³ããŸãã æååSTRIPã¯ã屿§ãåé€ãããããšãæå³ããŸãã æååPASSã¯ãã¯ã©ã¹ã»ãã¡ã€ã«å
šäœã(ãªãœãŒã¹ã»ãã¡ã€ã«ã®ããã«)å§çž®ãªãã§æž¡ãããé©åãªèŠåã瀺ãããããšãæå³ããŸãã ãããããã®ããããã£ã®ããã©ã«ãå€ã§ãã
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Map p = pack200.getProperties();
p.put(UNKNOWN_ATTRIBUTE, ERROR);
p.put(UNKNOWN_ATTRIBUTE, STRIP);
p.put(UNKNOWN_ATTRIBUTE, PASS);
static final String CLASS_ATTRIBUTE_PFX
ããšãã°ãpack.class.attribute.SourceFile=RUHã«ã¯ããã®ãªãã·ã§ã³ã®å¹æãçµã¿èŸŒãŸããŠããŸãã
ç¹æ®ãªæååERRORãSTRIPãããã³PASSããUNKNOWN_ATTRIBUTEãšåãæå³ãæã€ãã®ãšããŠèš±å¯ãããŠããŸãã ãŠãŒã¶ãŒã¯ãããã䜿çšããããšã§ãç¹å®ã®å±æ§ã(ã¯ã©ã¹å§çž®ãªãã§)ãããåäœã§æåŠããããåãé€ããããæž¡ãããã§ããŸãã
次ã®ãããªã³ãŒãã䜿çšããŠãJCOVçšã®å±æ§ããµããŒãã§ããŸãã
Map p = packer.properties();
p.put(CODE_ATTRIBUTE_PFX+"CoverageTable", "NH[PHHII]");
p.put(CODE_ATTRIBUTE_PFX+"CharacterRangeTable", "NH[PHPOHIIH]");
p.put(CLASS_ATTRIBUTE_PFX+"SourceID", "RUH");
p.put(CLASS_ATTRIBUTE_PFX+"CompilationID", "RUH");
次ã®ãããªã³ãŒãã䜿çšããŠããããã°å±æ§ãåãé€ãããšãã§ããŸãã
Map p = packer.properties();
p.put(CODE_ATTRIBUTE_PFX+"LineNumberTable", STRIP);
p.put(CODE_ATTRIBUTE_PFX+"LocalVariableTable", STRIP);
p.put(CLASS_ATTRIBUTE_PFX+"SourceFile", STRIP);
static final String FIELD_ATTRIBUTE_PFX
pack.field.attribute.Deprecated=ã«ã¯ããã®ãªãã·ã§ã³ã®å¹æãçµã¿èŸŒãŸããŠããŸãã ç¹æ®ãªæååERRORãSTRIPãããã³PASSã䜿çšã§ããŸãã CLASS_ATTRIBUTE_PFXã宿°ãã£ãŒã«ãå€static final String METHOD_ATTRIBUTE_PFX
pack.method.attribute.Exceptions=NH[RCH]ã«ã¯ããã®ãªãã·ã§ã³ã®å¹æãçµã¿èŸŒãŸããŠããŸãã ç¹æ®ãªæååERRORãSTRIPãããã³PASSã䜿çšã§ããŸãã CLASS_ATTRIBUTE_PFXã宿°ãã£ãŒã«ãå€static final String CODE_ATTRIBUTE_PFX
pack.code.attribute.LocalVariableTable=NH[PHOHRUHRSHH]ã«ã¯ããã®ãªãã·ã§ã³ã®å¹æãçµã¿èŸŒãŸããŠããŸãã ç¹æ®ãªæååERRORãSTRIPãããã³PASSã䜿çšã§ããŸãã CLASS_ATTRIBUTE_PFXã宿°ãã£ãŒã«ãå€static final String PROGRESS
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