鏁欑▼: Hello World with Ant
鏈枃妗ｆ彁渚涗簡涓姝ヤ竴姝ョ敤ANT寮濮婮AVA欏圭洰鏋勫緩鐨勬暀紼?涓嶅寘鎷洿娣卞叆浜嗚ВJAVA涓嶢NT錛屾湰鏁欑▼鐨勭洰鐨勬槸涓轟簡璁╀綘鐪嬶紝浣跨敤ANT鏈綆鍗曠殑姝ラ銆?/h1>
欏圭洰鐨勫噯澶囷細
鎴戜滑甯屾湜浠庝笉鍚岀殑鏉ユ簮鎵浜х敓鐨勬枃浠訛紝鍥犳鎴戜滑鐨凧ava婧愭枃浠跺皢婧?/tt>鏂囦歡澶逛腑銆?鎵鏈夌敓鎴愮殑鏂囦歡搴旀牴鎹?tt>寤鴻 錛屽茍鍒嗚鎴愭暟涓瓙鐩綍涓漢姝ラ錛?鐝?/tt>鎴戜滑姹囩紪鏂囦歡鍜?/tt> JAR涓烘垜浠嚜宸辯殑鐧戒匠鏂囦歡銆?br />
鎴戜滑甯屾湜浠庢墍浜х敓鐨勬枃浠舵潵鍒嗙婧愭枃浠訛紝鍥犳鎴戜滑鐨凧AVA婧愭枃浠跺皢鍦?tt>src folder銆傛墍鏈夌敓鎴愮殑鏂囦歡搴旀牴鎹瀯寤烘柟寮忥紝騫朵負鍗曠嫭鐨勬楠ゅ垎鎴愭暟涓瓙鐩綍錛歝lasses鏄垜浠紪璇戠殑鏂囦歡錛宩ar鏄垜浠琂AR鍖呮枃浠躲?br />鎴戜滑蹇呴』鍒涘緩涓涓敮涓鐨剆rc鐩綍錛?br />
md src
鎺ョ潃鏄垱寤轟竴涓墦鍗板浐瀹氫俊鎭殑鏍囧噯杈撳嚭鐨凧AVA浠ｇ爜錛屾墍浠ヤ粎闇瑕佸啓涓嬭繖浜涗唬鐮佸埌 src\oata\HelloWorld.java. 鐩綍錛?br />
package oata;
public class HelloWorld {
public static void main(String[] args) {
System.out.println("Hello World");
}
}
鐜板湪鎴戜滑寮濮嬬紪璇戝拰榪愯錛?br />
md build\classes
javac -sourcepath src -d build\classes src\oata\HelloWorld.java
java -cp build\classes oata.HelloWorld
(榪欓噷鎴戞兂璇存槑涓嬶紝鍙兘鏈変簺鏂版墜涓嶇煡閬撴庝箞鏍風紪璇戝拰榪愯涓婇潰鐨勭▼搴忥紝鎴戝湪榪欓噷綆鍗曟紨紺轟笅錛?br />
棣栧厛榪愯--cmd--榪涘叆浣犻」鐩墍鍦ㄧ殑璺緞錛坈d +鐩綍璺緞鍗沖彲錛夛細
鐒跺悗鍦ㄤ笂闈唬鐮佹嫹璐濊繍琛?br />
)
榪愯鍚?灝嗗湪鎺у埗鍙版墦鍗?Hello World錛屽茍涓斾綘灝嗙幇鍦ㄥ湪鐨勫伐紼嬬洰褰曚笅澶氫簡涓涓猙uild鏂囦歡澶?build 涓嬫湁涓涓猚lasses鏂囦歡澶癸紝classes鏂囦歡澶逛笅姝ｆ槸緙栬瘧鍚庣殑HELLOWORLD鐨刢lass鏂囦歡,鍦ㄩ氳繃瑙傚療錛?br />
md build\classes --鍦ㄥ綋鍓嶉」鐩礬寰勪笅鍒涘緩浜哹uild\classes瀛愯礬寰?br />
javac -sourcepath src -d build\classes src\oata\HelloWorld.java --緙栬瘧JAVA鏂囦歡騫跺皢鍏舵斁鍒癱lasses鐩綍涓?br />
java -cp build\classes oata.HelloWorld --榪愯classes鐩綍涓嬬殑HelloWorld.java瀛楄妭鐮佹枃浠躲?br />
鍒涘緩涓涓?jar-file 涓嶆槸寰堝洶闅撅紝浣嗘槸鍒涘緩涓涓惎鍔ㄧ殑 jar-file 闇瑕佹洿澶氱殑姝ラ錛氬垱寤轟竴涓寘鍚惎鍔ㄧ駭鐨勭被鏂囦歡錛屽垱寤轟竴涓洰鏍囩洰褰曞拰褰掓。鏂囦歡:
echo Main-Class: oata.HelloWorld>myManifest
md build\jar
jar cfm build\jar\HelloWorld.jar myManifest -C build\classes .
java -jar build\jar\HelloWorld.jar
娉ㄦ剰錛氫笉鑳芥湁浠諱綍絀烘牸榪愯鏃?br />
榪欐槸鎴愬姛榪愯鍚庣殑鐩綍銆?br />
鍥涙鎵ц搴旂敤錛?/strong>
鍦ㄥ畬鎴愪粎鐢↗AVA瀹屾垚鍚庢垜浠繀欏昏冭檻鎴戜滑鐨勬瀯寤鴻繃紼嬨傛垜浠繀欏葷紪璇戞垜浠殑浠ｇ爜錛屽惁鍒欐垜浠笉鑳藉惎鍔ㄨ繖涓」鐩傚晩-寮濮?鏄殑錛屾垜浠兘鎻愪緵涓涓洰鏍囥傛垜浠簲璇ュ皝瑁呮垜浠殑搴旂敤銆傜幇鍦ㄤ粎浠呭彧鏈変竴涓猚lass鏂囦歡錛屼笉鏄鏋滀綘鎯寵鎻愪緵涓涓笅杞斤紝娌℃湁浜烘兂涓嬭澆鍑犵櫨鏂囦歡錛堟兂璞′竴涓嬩竴涓鏉傜殑Swing GUI --鎵浠ユ垜浠繀欏誨垱寤轟竴涓狫AR鏂囦歡錛堢被浼間簬EXE榪欑鐩存帴鐐瑰嚮灝卞彲鍚姩紼嬪簭錛夛紝涓涓惎鍔↗AR鏂囦歡灝嗕細寰堜笉閿欍傘傘傝岃繖鏄竴涓緢濂界殑瀹炶返涓烘湁涓涓共鍑鐨勭洰鏍囷紝榪欎細鍒犻櫎鎵鏈夌敓鎴愮殑涓滆タ銆傝澶氬け璐ュ皢鍙互瑙ｅ喅鍙洜涓轟竴涓?“clean build”錛?br />
榛樿鐨勬儏鍐典笅Ant浣跨敤 build.xml 浣滀負鏋勫緩鏂囦歡鐨勫悕縐幫紝鎵浠ユ垜浠殑.\build.xml 灝嗕細鏄細
<project>
<target name="clean">
<delete dir="build"/>
</target>
<target name="compile">
<mkdir dir="build/classes"/>
<javac srcdir="src" destdir="build/classes"/>
</target>
<target name="jar">
<mkdir dir="build/jar"/>
<jar destfile="build/jar/HelloWorld.jar" basedir="build/classes">
<manifest>
<attribute name="Main-Class" value="oata.HelloWorld"/>
</manifest>
</jar>
</target>
<target name="run">
<java jar="build/jar/HelloWorld.jar" fork="true"/>
</target>
</project>
鐜板湪浣犲彲浠ョ紪璇戞墦鍖呰繍琛屽簲鐢ㄤ簡
ant compile
ant jar
ant run
鎴栬呮洿綆鐭殑鍛戒護
ant compile jar run
While having a look at the buildfile, we will see some similar steps between Ant and the java-only commands:
鍚屾椂鎴戜滑鍙互鐪嬩竴涓嬭繖涓瀯寤烘枃浠訛紝鎴戜滑鍙互鐪嬭璁稿綾諱技鐨勬楠nt鍜宩ava鍛戒護涔嬮棿
| java-only | Ant |
|---|---|
md build\classes
javac
-sourcepath src
-d build\classes
src\oata\HelloWorld.java
echo Main-Class: oata.HelloWorld>mf
md build\jar
jar cfm
build\jar\HelloWorld.jar
mf
-C build\classes
.
java -jar build\jar\HelloWorld.jar
|
<mkdir dir="build/classes"/>
<javac
srcdir="src"
destdir="build/classes"/>
<!-- automatically detected -->
<!-- obsolete; done via manifest tag -->
<mkdir dir="build/jar"/>
<jar
destfile="build/jar/HelloWorld.jar"
basedir="build/classes">
<manifest>
<attribute name="Main-Class" value="oata.HelloWorld"/>
</manifest>
</jar>
<java jar="build/jar/HelloWorld.jar" fork="true"/>
|
澧炲己鏋勫緩鏂囦歡
...(寰呯畫銆傘備粖澶╁氨鏆傛椂緲昏瘧涔熷涔犲埌榪欓噷錛屽ANT涔熸湁浜嗕竴涓垵姝ョ殑璁よ瘑錛屼篃鐭ラ亾浜嗘垜浠幇鍦ㄩ」鐩腑鐨刡uild.xml鏄敤鏉ヤ綔鐢氫箞鐨勪簡錛岃鐧戒簡ANT灝辨槸涓涓熀浜嶺ML鏂囦歡鐨勬瀯寤哄伐鍏鳳紝鍙互灝嗙被浼間簬class鍟?jar鍟婏紝閫氳繃緙栬瘧欏圭洰錛岃瀹氱浉搴旂洰鏍囪礬寰勶紝榪涜涓涓枃浠剁殑鏁寸悊緙栬瘧鍙戝竷銆傘傚懙鍛?榪欏綋鐒舵槸寰堣偆嫻呯殑錛屼絾鏄浜庨」鐩殑搴旂敤瓚沖浜嗐傘備笉浼氬氨瀵圭潃瀹炰緥錛屽湪鐪婣PI浜嗚В銆傘傘?
]]>