- 浏览: 869409 次
- 性别:
- 来自: 上海
最新评论
-
waterflow:
感谢分享
简单的ChartDirector生成图表例子 -
YQuite:
写到最后一种文件才看到这个,洼的一声哭了出来 - - !
java简单解析docx、pptx、xlsx文档 -
q394469902:
Android通过selector改变界面状态 -
db6623919:
直接粘贴别人帖子还是英文的,有意思?
实现RTSP协议的简单例子 -
ykou314:
请问下,这些超级命令,是否需要android root权限,尤 ...
Android系统在超级终端下必会的命令大全(七)
此类由KXML进化而来,用于手机解析HTML,XML,TXT,XHTML,WML等文档,支持CDATA,支持Text Extractor
如果在平时的开发用得上它,请保留作者和出处,谢谢!
package Core; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.Reader; import java.util.Hashtable; /** * @author fonter * http://fonter.iteye.com * 此类用于解析HTML,XML,TXT,XHTML,WML等文档,支持CDATA,支持Text Extractor */ public class HtmlInputStreamReader { private Reader reader; private boolean unresolved; private boolean processNsp = true; private boolean token; private boolean wasCR; private String encoding; private char[] srcBuf; private Hashtable entityMap; private boolean relaxed = true; private boolean degenerated; private String[] attributes = new String[16]; private int type; static final private String UNEXPECTED_EOF = "Unexpected EOF"; //static final private String ILLEGAL_TYPE = "Wrong event type"; public static final String NO_NAMESPACE = ""; public static final int START_DOCUMENT = 0; public static final int END_DOCUMENT = 1; public static final int START_TAG = 2; public static final int END_TAG = 3; public static final int TEXT = 4; public static final int CDSECT = 5; public static final int ENTITY_REF = 6; public static final int IGNORABLE_WHITESPACE = 7; public static final int PROCESSING_INSTRUCTION = 8; public static final int COMMENT = 9; public static final int DOCDECL = 10; public static final int LEGACY = 999; public static final int XML_DECL = 998; private String[] nspStack = new String[8]; private int[] nspCounts = new int[4]; private String version; private Boolean standalone; private char[] txtBuf = new char[128]; private int txtPos; private String error; private int srcLength; private int srcPos; private int srcCount; private int stackMismatch = 0; private String namespace; private String prefix; private String name; private String[] elementStack = new String[16]; private int line; private int column; private int[] peek = new int[2]; private int peekCount; private boolean isWhitespace; private int attributeCount; private int depth; public HtmlInputStreamReader() throws IOException{ srcBuf = new char[Runtime.getRuntime().freeMemory() >= 1048576 ? 8192 : 128]; } public void setInput(Reader reader) throws IOException { this.reader = reader; line = 1; column = 0; type = START_DOCUMENT; name = null; namespace = null; degenerated = false; attributeCount = -1; encoding = null; version = null; standalone = null; srcLength = 0; if (reader == null) return; srcPos = 0; srcCount = 0; peekCount = 0; depth = 0; entityMap = new Hashtable(); entityMap.put("amp", "&"); entityMap.put("apos", "'"); entityMap.put("gt", ">"); entityMap.put("lt", "<"); entityMap.put("quot", "\""); entityMap.put("copy", "\251"); entityMap.put("reg", "\256"); entityMap.put("yen", "\245"); } private final int peek(int pos) throws IOException { while (pos >= peekCount) { int nw; if (srcBuf.length <= 1) nw = reader.read(); else if (srcPos < srcCount) nw = srcBuf[srcPos++]; else { srcCount = reader.read(srcBuf, 0, srcBuf.length); if (srcCount <= 0) nw = -1; else nw = srcBuf[0]; srcPos = 1; } if (nw == '\r') { wasCR = true; peek[peekCount++] = '\n'; } else { if (nw == '\n') { if (!wasCR) peek[peekCount++] = '\n'; } else peek[peekCount++] = nw; wasCR = false; } } return peek[pos]; } private final int peekType() throws IOException { switch (peek(0)) { case -1 : return END_DOCUMENT; case '&' : return ENTITY_REF; case '<' : switch (peek(1)) { case '/' : return END_TAG; case '?' : case '!' : return LEGACY; default : return START_TAG; } default : return TEXT; } } private final void error(String desc){ exception(desc); } private final void exception(String desc){ System.out.println(desc); } public final void nextImpl() throws IOException{ if (reader == null) exception("No Input specified"); if (type == END_TAG) depth--; while (true) { attributeCount = -1; // degenerated needs to be handled before error because of possible // processor expectations(!) if (degenerated) { degenerated = false; type = END_TAG; return; } if (error != null) { for (int i = 0; i < error.length(); i++) push(error.charAt(i)); // text = error; error = null; type = COMMENT; return; } if (relaxed && (stackMismatch > 0 || (peek(0) == -1 && depth > 0))) { int sp = (depth - 1) << 2; type = END_TAG; namespace = elementStack[sp]; prefix = elementStack[sp + 1]; name = elementStack[sp + 2]; if (stackMismatch != 1) error = "missing end tag /" + name + " inserted"; if (stackMismatch > 0) stackMismatch--; return; } prefix = null; name = null; namespace = null; // text = null; type = peekType(); //System.out.println("Markup:"+type); switch (type) { case ENTITY_REF : pushEntity(); return; case START_TAG : parseStartTag(false); return; case END_TAG : parseEndTag(); return; case END_DOCUMENT : return; case TEXT : pushText('<', !token); if (depth == 0) { if (isWhitespace) type = IGNORABLE_WHITESPACE; // make exception switchable for instances.chg... !!!! // else // exception ("text '"+getText ()+"' not allowed outside root element"); } return; default : type = parseLegacy(token); if (type != XML_DECL) return; } } } // boolean isEND(){ // return isEOF; //} public String getInputEncoding() { return encoding; } public String getText() { return type < TEXT || (type == ENTITY_REF && unresolved) ? null : get(0); } //text Extractor public String getTextExtractor() { //String s = get(0).; StringBuffer sb = new StringBuffer(); return type < TEXT || (type == ENTITY_REF && unresolved) ? null : appendCollapseWhiteSpace(sb,get(0)).toString(); } private static final char[] WHITESPACE={' ','\n','\r','\t','\f','\u200B'}; public static final boolean isWhiteSpace(final char ch) { for (int i=0; i<WHITESPACE.length; i++) if (ch==WHITESPACE[i]) return true; return false; } static final StringBuffer appendCollapseWhiteSpace(StringBuffer sb, String text) { final int textLength=text.length(); int i=0; boolean firstWasWhiteSpace=false; while (true) { if (i>=textLength) return sb; if (!isWhiteSpace(text.charAt(i))) break; i++; } do { final char ch = text.charAt(i++); if (isWhiteSpace(ch)) { firstWasWhiteSpace =true; } else { if (firstWasWhiteSpace) { sb.append(' '); firstWasWhiteSpace =false; } sb.append(ch); } } while (i<textLength); return sb; } public int getEventType(){ return type; } private final void parseEndTag() throws IOException{ read(); // '<' read(); // '/' name = readName(); //System.out.println("EndTag:"+name); skip(); read('>'); int sp = (depth - 1) << 2; if (depth == 0) { error("element stack empty"); type = COMMENT; return; } if (!name.equals(elementStack[sp + 3])) { error("expected: /" + elementStack[sp + 3] + " read: " + name); // become case insensitive in relaxed mode int probe = sp; while (probe >= 0 && !name.toLowerCase().equals(elementStack[probe + 3].toLowerCase())) { stackMismatch++; probe -= 4; } if (probe < 0) { stackMismatch = 0; // text = "unexpected end tag ignored"; type = COMMENT; return; } } namespace = elementStack[sp]; prefix = elementStack[sp + 1]; name = elementStack[sp + 2]; } private final int parseLegacy(boolean push) throws IOException{ String req = ""; int term; int result; int prev = 0; read(); // < int c = read(); if (c == '?') { if ((peek(0) == 'x' || peek(0) == 'X') && (peek(1) == 'm' || peek(1) == 'M')) { if (push) { push(peek(0)); push(peek(1)); } read(); read(); if ((peek(0) == 'l' || peek(0) == 'L') && peek(1) <= ' ') { if (line != 1 || column > 4) error("PI must not start with xml"); parseStartTag(true); if (attributeCount < 1 || !"version".equals(attributes[2])) error("version expected"); version = attributes[3]; int pos = 1; if (pos < attributeCount && "encoding".equals(attributes[2 + 4])) { encoding = attributes[3 + 4]; pos++; } if (pos < attributeCount && "standalone".equals(attributes[4 * pos + 2])) { String st = attributes[3 + 4 * pos]; if ("yes".equals(st)) standalone = new Boolean(true); else if ("no".equals(st)) standalone = new Boolean(false); else error("illegal standalone value: " + st); pos++; } if (pos != attributeCount) error("illegal xmldecl"); isWhitespace = true; txtPos = 0; return XML_DECL; } } /* int c0 = read (); int c1 = read (); int */ term = '?'; result = PROCESSING_INSTRUCTION; } else if (c == '!') { if (peek(0) == '-') { result = COMMENT; req = "--"; term = '-'; } else if (peek(0) == '[') { result = CDSECT; req = "[CDATA["; term = ']'; push = true; } else { result = DOCDECL; req = "DOCTYPE"; term = -1; } } else { error("illegal: <" + c); return COMMENT; } for (int i = 0; i < req.length(); i++) read(req.charAt(i)); if (result == DOCDECL) parseDoctype(push); else { while (true) { c = read(); if (c == -1){ error(UNEXPECTED_EOF); return COMMENT; } if (push) push(c); if ((term == '?' || c == term) && peek(0) == term && peek(1) == '>') break; prev = c; } if (term == '-' && prev == '-') error("illegal comment delimiter: --->"); read(); read(); if (push && term != '?') txtPos--; } return result; } private final String readName() throws IOException{ int pos = txtPos; int c = peek(0); if ((c < 'a' || c > 'z') && (c < 'A' || c > 'Z') && c != '_' && c != ':' && c < 0x0c0 && !relaxed) error("name expected"); do { push(read()); c = peek(0); } while ((c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || (c >= '0' && c <= '9') || c == '_' || c == '-' || c == ':' || c == '.' || c >= 0x0b7); String result = get(pos); txtPos = pos; return result; } private final String get(int pos) { return new String(txtBuf, pos, txtPos - pos); } private final void skip() throws IOException { while (true) { int c = peek(0); if (c > ' ' || c == -1) break; read(); } } private final void parseDoctype(boolean push) throws IOException{ int nesting = 1; boolean quoted = false; // read(); while (true) { int i = read(); switch (i) { case -1 : error(UNEXPECTED_EOF); return; case '\'' : quoted = !quoted; break; case '<' : if (!quoted) nesting++; break; case '>' : if (!quoted) { if ((--nesting) == 0) return; } break; } if (push) push(i); } } private final void pushText(int delimiter, boolean resolveEntities) throws IOException{ int next = peek(0); int cbrCount = 0; while (next != -1 && next != delimiter) { // covers eof, '<', '"' if (delimiter == ' ') if (next <= ' ' || next == '>') break; if (next == '&') { if (!resolveEntities) break; pushEntity(); } else if (next == '\n' && type == START_TAG) { read(); push(' '); } else push(read()); if (next == '>' && cbrCount >= 2 && delimiter != ']') error("Illegal: ]]>"); if (next == ']') cbrCount++; else cbrCount = 0; next = peek(0); } } private final void pushEntity() throws IOException{ push(read()); // & int pos = txtPos; while (true) { int c = read(); if (c == ';') break; if (c < 128 && (c < '0' || c > '9') && (c < 'a' || c > 'z') && (c < 'A' || c > 'Z') && c != '_' && c != '-' && c != '#') { if(!relaxed){ error("unterminated entity ref"); } //; ends with:"+(char)c); if (c != -1) push(c); return; } push(c); } String code = get(pos); txtPos = pos - 1; if (token && type == ENTITY_REF){ name = code; } if (code.charAt(0) == '#') { int c = (code.charAt(1) == 'x' ? Integer.parseInt(code.substring(2), 16) : Integer.parseInt(code.substring(1))); push(c); return; } String result = (String) entityMap.get(code); unresolved = result == null; if (unresolved) { if (!token) error("unresolved: &" + code + ";"); } else { for (int i = 0; i < result.length(); i++) push(result.charAt(i)); } } private final void parseStartTag(boolean xmldecl) throws IOException{ if (!xmldecl) read(); name = readName(); //System.out.println("StartTag:"+name); attributeCount = 0; while (true) { skip(); int c = peek(0); if (xmldecl) { if (c == '?') { read(); read('>'); return; } } else { if (c == '/') { degenerated = true; read(); skip(); read('>'); break; } if (c == '>' && !xmldecl) { read(); break; } } if (c == -1) { error(UNEXPECTED_EOF); //type = COMMENT; return; } String attrName = readName(); if (attrName.length() == 0) { error("attr name expected"); break; } int i = (attributeCount++) << 2; attributes = ensureCapacity(attributes, i + 4); attributes[i++] = ""; attributes[i++] = null; attributes[i++] = attrName; skip(); if (peek(0) != '=') { error("Attr.value missing f. "+attrName); attributes[i] = "1"; } else { read('='); skip(); int delimiter = peek(0); if (delimiter != '\'' && delimiter != '"') { error("attr value delimiter missing!"); delimiter = ' '; } else read(); int p = txtPos; pushText(delimiter, true); String skdkfk = get(p); attributes[i] = skdkfk; System.out.println("attributes:"+skdkfk); txtPos = p; if (delimiter != ' ') read(); // skip endquote } } int sp = depth++ << 2; elementStack = ensureCapacity(elementStack, sp + 4); elementStack[sp + 3] = name; if (depth >= nspCounts.length) { int[] bigger = new int[depth + 4]; System.arraycopy(nspCounts, 0, bigger, 0, nspCounts.length); nspCounts = bigger; } nspCounts[depth] = nspCounts[depth - 1]; /* if(!relaxed){ for (int i = attributeCount - 1; i > 0; i--) { for (int j = 0; j < i; j++) { if (getAttributeName(i).equals(getAttributeName(j))) exception("Duplicate Attribute: " + getAttributeName(i)); } } } */ if (processNsp) adjustNsp(); else namespace = ""; elementStack[sp] = namespace; elementStack[sp + 1] = prefix; elementStack[sp + 2] = name; } private final boolean adjustNsp(){ boolean any = false; for (int i = 0; i < attributeCount << 2; i += 4) { // * 4 - 4; i >= 0; i -= 4) { String attrName = attributes[i + 2]; int cut = attrName.indexOf(':'); String prefix; if (cut != -1) { prefix = attrName.substring(0, cut); attrName = attrName.substring(cut + 1); } else if (attrName.equals("xmlns")) { prefix = attrName; attrName = null; } else continue; if (!prefix.equals("xmlns")) { any = true; } else { int j = (nspCounts[depth]++) << 1; nspStack = ensureCapacity(nspStack, j + 2); nspStack[j] = attrName; nspStack[j + 1] = attributes[i + 3]; if (attrName != null && attributes[i + 3].equals("")) error("illegal empty namespace"); // prefixMap = new PrefixMap (prefixMap, attrName, attr.getValue ()); //System.out.println (prefixMap); System.arraycopy( attributes, i + 4, attributes, i, ((--attributeCount) << 2) - i); i -= 4; } } if (any) { for (int i = (attributeCount << 2) - 4; i >= 0; i -= 4) { String attrName = attributes[i + 2]; int cut = attrName.indexOf(':'); if (cut == 0 && !relaxed) throw new RuntimeException( "illegal attribute name: " + attrName + " at " + this); else if (cut != -1) { String attrPrefix = attrName.substring(0, cut); attrName = attrName.substring(cut + 1); String attrNs = getNamespace(attrPrefix); if (attrNs == null && !relaxed) throw new RuntimeException( "Undefined Prefix: " + attrPrefix + " in " + this); attributes[i] = attrNs; attributes[i + 1] = attrPrefix; attributes[i + 2] = attrName; /* if (!relaxed) { for (int j = (attributeCount << 2) - 4; j > i; j -= 4) if (attrName.equals(attributes[j + 2]) && attrNs.equals(attributes[j])) exception( "Duplicate Attribute: {" + attrNs + "}" + attrName); } */ } } } int cut = name.indexOf(':'); if (cut == 0) error("illegal tag name: " + name); if (cut != -1) { prefix = name.substring(0, cut); name = name.substring(cut + 1); } this.namespace = getNamespace(prefix); if (this.namespace == null) { if (prefix != null) error("undefined prefix: " + prefix); this.namespace = NO_NAMESPACE; } return any; } //获取命名空间 public String getNamespace(String prefix) { if ("xml".equals(prefix)) return "http://www.w3.org/XML/1998/namespace"; if ("xmlns".equals(prefix)) return "http://www.w3.org/2000/xmlns/"; for (int i = (getNamespaceCount(depth) << 1) - 2; i >= 0; i -= 2) { if (prefix == null) { if (nspStack[i] == null) return nspStack[i + 1]; } else if (prefix.equals(nspStack[i])) return nspStack[i + 1]; } return null; } public int getNamespaceCount(int depth) { if (depth > this.depth) throw new IndexOutOfBoundsException(); return nspCounts[depth]; } private final void read(char c)throws IOException{ int a = read(); if (a != c) error("expected: '" + c + "' actual: '" + ((char) a) + "'"); } private final int read() throws IOException { int result; if (peekCount == 0) result = peek(0); else { result = peek[0]; peek[0] = peek[1]; } // else { // result = peek[0]; // System.arraycopy (peek, 1, peek, 0, peekCount-1); // } peekCount--; column++; srcLength++; if (result == '\n') { line++; column = 1; } return result; } private final void push(int c) { isWhitespace &= c <= ' '; if (txtPos == txtBuf.length) { char[] bigger = new char[txtPos * 4 / 3 + 4]; System.arraycopy(txtBuf, 0, bigger, 0, txtPos); txtBuf = bigger; } txtBuf[txtPos++] = (char) c; } private final String[] ensureCapacity(String[] arr, int required) { if (arr.length >= required) return arr; String[] bigger = new String[required + 16]; System.arraycopy(arr, 0, bigger, 0, arr.length); return bigger; } //设置编码 public void setInput(InputStream is, String _enc) throws IOException { srcPos = 0; srcCount = 0; String enc = _enc; if (is == null) throw new IllegalArgumentException(); try { if (enc == null) { // read four bytes int chk = 0; while (srcCount < 4) { int i = is.read(); srcLength++; if (i == -1) break; chk = (chk << 8) | i; srcBuf[srcCount++] = (char) i; } System.out.println(chk); if (srcCount == 4) { switch (chk) { case 0x00000FEFF : enc = "UTF-32BE"; srcCount = 0; break; case 0x0FFFE0000 : enc = "UTF-32LE"; srcCount = 0; break; case 0x03c : enc = "UTF-32BE"; srcBuf[0] = '<'; srcCount = 1; break; case 0x03c000000 : enc = "UTF-32LE"; srcBuf[0] = '<'; srcCount = 1; break; case 0x0003c003f : enc = "UTF-16BE"; srcBuf[0] = '<'; srcBuf[1] = '?'; srcCount = 2; break; // 这是我加上去的---------------------------------- case 0x3c68746d: //System.out.println("ssdesdfdf"); enc = "gb2312"; srcBuf[0] = '<'; //srcBuf[1] = '?'; srcCount = 1; break; case 0xd0a3c3f: enc = "UTF-8"; srcBuf[0] = '<'; srcBuf[1] = '?'; srcCount = 2; break; //------------------------------------------- case 0x03c003f00 : enc = "UTF-16LE"; srcBuf[0] = '<'; srcBuf[1] = '!'; srcCount = 2; break; case 0xa0a3c21: enc = "UTF-8"; srcBuf[0] = '<'; srcBuf[1] = '!'; srcCount = 2; break; //case 0x03c21444f: //enc = "gb2312"; //srcBuf[0] = '<'; //srcBuf[1] = '!'; //srcCount = 2; //break; case 0x03c3f786d : while (true) { int i = is.read(); srcLength++; if (i == -1) break; srcBuf[srcCount++] = (char) i; if (i == '>') { String s = new String(srcBuf, 0, srcCount); int i0 = s.indexOf("encoding"); if (i0 != -1) { while (s.charAt(i0) != '"' && s.charAt(i0) != '\'') i0++; char deli = s.charAt(i0++); int i1 = s.indexOf(deli, i0); enc = s.substring(i0, i1); } if(enc == null) enc = "UTF-8"; break; } } default : if ((chk & 0x0ffff0000) == 0x0FEFF0000) { enc = "UTF-16BE"; srcBuf[0] = (char) ((srcBuf[2] << 8) | srcBuf[3]); srcCount = 1; } else if ((chk & 0x0ffff0000) == 0x0fffe0000) { enc = "UTF-16LE"; srcBuf[0] = (char) ((srcBuf[3] << 8) | srcBuf[2]); srcCount = 1; } else if ((chk & 0x0ffffff00) == 0x0EFBBBF00) { enc = "UTF-8"; srcBuf[0] = srcBuf[3]; srcCount = 1; } } } } System.out.println(enc); //if (enc == null) //enc = "gb2312"; int sc = srcCount; if (enc == null) setInput(new InputStreamReader(is)); else setInput(new InputStreamReader(is, enc)); encoding = _enc; srcCount = sc; } catch (Exception e) { throw new IOException(); } } public int next() throws IOException { txtPos = 0; isWhitespace = true; int minType = 9999; token = false; do { nextImpl(); if (type < minType) minType = type; // if (curr <= TEXT) type = curr; } while (minType > ENTITY_REF // ignorable || (minType >= TEXT && peekType() >= TEXT)); type = minType; if (type > TEXT) type = TEXT; return type; } public int getLength(){ return srcLength; } //获取标签名 public String getTagName(){ return name; } //获取标签属性 public String getAttributeValue(String namespace, String name) { for (int i = (attributeCount << 2) - 4; i >= 0; i -= 4) { if (attributes[i + 2].equals(name) && (namespace == null || attributes[i].equals(namespace))) return attributes[i + 3]; } return null; } }
导读
J2ME Tabbed Menu http://fonter.iteye.com/blog/409982
手机中的重定向问题及处理 http://fonter.iteye.com/blog/400836
J2ME如何通过cmwap直接访问互连网 http://fonter.iteye.com/blog/400868
安装JAD时提示JAD无效原因之一 http://fonter.iteye.com/blog/400888
J2ME网络交互之优化 http://fonter.iteye.com/blog/405137
解决Eclipse无法调试J2ME程序的配置方法 http://fonter.iteye.com/blog/405697
J2ME模拟器加载RMS时突然失效的原因 http://fonter.iteye.com/blog/407576
J2ME飞信协议分析(初稿) http://fonter.iteye.com/blog/408385
- HtmlInputStreamReader.rar (7 KB)
- 下载次数: 244
评论
2 楼
stillhere
2013-08-08
这个能解析包含中文及中文符号的XML文件么?楼主强大了!
1 楼
best-blue
2011-07-22
路过,对于能分享代码,分享经验的都要赞一个
发表评论
-
j2me to android 例子源码下载
2009-11-11 12:21 1646推荐下载: iWidsets最新版2.0.0下载(J2ME) ... -
J2ME时间例子
2009-11-04 01:51 2105下面是一个时间例子: Calendar.getInst ... -
MP3Dict应用发布了
2009-11-03 18:33 1684iWidsets发布新用MP3Dict了 ... -
一些很特别的J2ME开源项目
2009-11-03 04:35 2209StrutsME 一个轻量级的序列化协议,使J2ME客户端能调 ... -
基于J2ME平台的Log4j
2009-11-03 03:55 2118J2ME平台并没有提供LOG来获取一些有用的信息,如 ... -
iWidsets公告
2009-10-21 15:16 1849由于前段时间忘记备案,国庆前关闭网站,导致软件无法下载,请见谅 ... -
iWidsets 发布1.8.1版本(20090920)
2009-09-20 21:21 20031.1 iWidsets 发布1.8.1版本,此版本主要修正B ... -
iWidsets J2ME客户端首次发布了
2009-09-13 13:40 1121经过九个月的开发,iWidsets J2ME客户端首次发布了, ... -
iWidsets J2ME客户端首次发布了
2009-09-13 12:20 1241经过九个月的开发,iWidsets J2ME客户端首次发布了, ... -
解决java.lang.SecurityException: Access denied
2009-08-13 15:42 11269NOKIA的一些目录不允许创建文件,所以会抛出java.lan ... -
J2ME FileConnection开发
2009-08-07 00:00 2650下面是对开发J2ME FileConnection的一些总结: ... -
Experiments in Streaming Content in Java ME(源码下载)
2009-08-04 09:38 1340Experiments in Streaming Conten ... -
keyRepeated和keyPressed处理
2009-07-26 21:38 3139今天修改了一个很重要的Bug,这个BUG会不断向服务端请求相同 ... -
Experiments in Streaming Content in Java ME(3)
2009-07-14 11:47 1993Back to RTPSourceStream and Str ... -
Experiments in Streaming Content in Java ME(2)
2009-07-14 11:12 2814Creating an RTSP Protocol Handl ... -
Experiments in Streaming Content in Java ME(1)
2009-07-14 11:06 3810Since my book on Mobile Media A ... -
J2ME实现RTSP(只有在支持的手机才能用)
2009-07-12 21:09 2033最近在研究J2ME实现RTSP协议,在索爱开发网站中看到一个类 ... -
少用System.out.println()
2009-07-11 16:13 3517之前就知道System.out.println ... -
读取流最快方式
2009-07-09 11:42 2614读取流最快方式,当你知道流的长度时,如流长度是maxLengt ... -
让你的J2ME安装包跑起来及其优化
2009-07-09 11:21 1290一、无法下载:通过HTTP下载安装包时,可能会出现“未知文件类 ...
相关推荐
《1945 J2ME 开源程序:深入解析经典飞行射击游戏的移动实现》 在移动设备尚未普及高性能3D图形的时代,J2ME(Java Micro Edition)作为一款跨平台的开发工具,广泛应用于手机游戏开发。其中,1945是一款经典的飞行...
J2ME是Java平台的一个子集,专门设计用于移动设备和嵌入式系统,使得开发者能够在这些平台上创建丰富的交互式应用程序,包括游戏。 一、J2ME基础 J2ME由几个配置和Profile组成,其中最常用于游戏开发的是MIDP ...
总结,J2ME手机浏览器源码是一个复杂的系统,涵盖了网络通信、解析渲染、用户交互等多个技术领域。学习和理解这个源码可以提升开发者对于移动设备上的Web技术理解,以及如何在资源受限的环境中实现高效能的应用。
3. **JLayer库**:JLayerME0.1.3是基于JLayer的一个版本,JLayer是一个开源的Java MP3解码库。它实现了ID3标签解析和MP3帧解码,使得开发者可以在J2ME环境中播放MP3文件。在项目中,我们需要集成这个库,并通过它的...
2. **Eclipse**:Eclipse也是一个广泛使用的开源IDE,通过安装J2ME插件(如WTP - Web Tools Platform或J2ME Wireless Toolkit插件),可以扩展为J2ME开发环境。Eclipse的插件系统允许开发者根据需要自定义工作环境,...
标题中的“自己写的一个J2me版的火车时刻表,不完善”表明这是一个基于Java ME(J2ME)平台开发的简易火车时刻表应用。Java ME是Java的一种轻量级版本,主要用于移动设备和嵌入式设备上的应用程序开发。这个项目可能...
J2ME(Java 2 Micro Edition)是Java平台的一个子集,主要用于移动设备、嵌入式系统和其他计算资源有限的环境。本项目是一个基于J2ME的电子课程表应用,利用RMS(Record Management System,记录管理系统)来存储和...
**Android代码 - 安卓J2ME模拟器** 在移动开发领域,J2ME(Java 2 Micro Edition)曾是广泛应用于早期...同时,对于开发者来说,它也是一个学习和研究Android平台上的模拟技术、跨平台移植以及旧代码复用的宝贵资源。
综上所述,"J2ME 本地视频播放器"是一个综合了文件访问、快速加载、解码、用户界面设计、网络播放和性能优化等多个技术领域的项目。开发者需要深入理解J2ME平台的特性,并利用各种开源工具和库来克服限制,提供优质...
"一个基于ECLIPSE的J2ME模拟手机发信息源码"这一标题揭示了我们要探讨的核心内容。它指出这是一个利用Eclipse集成开发环境(IDE)实现的J2ME(Java 2 Micro Edition)项目,主要用于模拟手机发送短信的功能。J2ME是...
描述中提到的"java - j2me游戏开发必备",进一步强调了这个库在J2ME游戏开发中的核心地位,而"开源游戏引擎lib9"则揭示了一个名为Lib9的开源引擎,它是专为简化J2ME游戏制作而设计的。 J2ME,作为Java平台的一个...
本项目“J2me2DGame-开源”就是一个基于J2ME的2D游戏库,它为开发者提供了构建2D游戏所需的各种工具和接口,简化了游戏开发流程。开源软件的特点使得这个项目具有高度的透明性和可定制性,开发者可以根据自己的需求...
Pak文件本质上是一个二进制文件,包含了多个资源文件的索引和实际数据。索引部分记录了每个资源文件在Pak文件中的位置和大小,而数据部分则存放了这些文件的实际内容。通过这种方式,开发者可以将多个资源合并到一个...
标签 "工具" 则意味着这个引擎是一个实用的开发工具,帮助开发者在J2ME环境中执行JavaScript脚本,可能包括解析、编译和执行等核心功能。这样的工具对于移动设备上的轻量级应用或者游戏开发尤其有用。 压缩包中的...
Java ME(J2ME)是Java平台的一个子集,主要用于嵌入式设备和移动设备的开发,例如手机和智能手表。在给定的资源中,我们聚焦于在J2ME环境中实现MPEG-4视频解码的程序。MPEG-4是一种高效的数字视频编码标准,广泛...
TinyLine SDK是一个开源项目,专门为J2ME平台设计,能够高效地解析和渲染MobileSVG文件。 3. **XML属性文件的解析**:地图的属性数据采用XML文件存储,客户端通过KXML 2.0开发包进行解析。KXML是一款轻量级的XML...
NetBeans是一个开源的集成开发环境,支持多种编程语言,包括Java,对Java EE和Java ME应用开发有着优秀的支持。 **核心组成部分解析** 1. **build.xml**: 这是Ant构建脚本,Ant是Apache组织提供的一个Java项目构建...
1. **解码器支持**:J2ME本身并不提供视频解码功能,因此开发者需要找到合适的开源库或者自定义实现来解析不同的视频格式,如MPEG-4、3GP等,这些格式在移动设备上较为常见。 2. **流媒体处理**:如果视频来自网络...
【J2ME】:Java Micro Edition,简称J2ME,是Java平台的一个子集,主要用于嵌入式设备和移动设备的开发,如手机、智能家电等。它提供了基础的类库和API,允许开发者创建轻量级的应用程序。 【Servlet】:Servlet是...
J2ME(Java 2 Micro Edition)是Java平台的一个子集,专为资源有限的嵌入式设备,尤其是移动设备如早期的智能手机和平板电脑设计。J2ME提供了丰富的API,允许开发者创建丰富的用户界面、网络通信和多媒体功能。在...