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A C G I L M R S  + + +

A

+
+
action - Static variable in class gpio_java
+
 
+
+ + + +

C

+
+
checkargs(String[]) - Static method in class gpio_java
+
+
Die checkargs-Methode prüft ob zwei korrekte Argumente eingetragen wurden.
+
+
+ + + +

G

+
+
gpio_cmdhandler(String, String) - Static method in class gpio_java
+
+
Die gpio_cmdhandler-Methode schaltet die Relais an oder aus.
+
+
gpio_getport(String) - Static method in class gpio_java
+
+
Die gpio_getport-Methode vergleicht im rel_map welcher port gesucht ist
+
+
gpio_java - Class in <Unnamed>
+
 
+
gpio_java() - Constructor for class gpio_java
+
 
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+ + + +

I

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init_gpio() - Static method in class gpio_java
+
+
Die init_gpio-Methode ist eine schleife die alle rel als output definiert.
+
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+ + + +

L

+
+
launchcmd(String) - Static method in class gpio_java
+
+
Die launchcmd-Methode führt den prozess aus
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+ + + +

M

+
+
main(String[]) - Static method in class gpio_java
+
+
Die main-Methode ruft die Funktionen in der gegebenen Reihnfolge auf, + und gibt die @param args weiter.
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+ + + +

R

+
+
rel_map - Static variable in class gpio_java
+
 
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S

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show_usage() - Static method in class gpio_java
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Die show_usage-Methode gibt eine Hilfestellung bei falscher Eingabe
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+} +.deprecationComment, .emphasizedPhrase, .interfaceName { + font-style:italic; +} + +div.block div.block span.deprecationComment, div.block div.block span.emphasizedPhrase, +div.block div.block span.interfaceName { + font-style:normal; +} + +div.contentContainer ul.blockList li.blockList h2{ + padding-bottom:0px; +} diff --git a/gpio_java.java b/gpio_java.java index 0dd4220..021620e 100644 --- a/gpio_java.java +++ b/gpio_java.java @@ -1,8 +1,13 @@ +/** + * @author Alex Volkmann + * @date 18.02.2019 + * @function Das programm steuert ein relle an und macht es an oder aus +*/ + import java.io.IOException; import java.util.Arrays; import java.util.concurrent.TimeUnit; - // todo: add Dokumentation public class gpio_java { @@ -18,6 +23,10 @@ public class gpio_java }; public static String [] action = {"on", "off", "status"}; + /** Die main-Methode ruft die Funktionen in der gegebenen Reihnfolge auf, + * und gibt die @param args weiter. + * @param args Commandline argument der main funktion + */ public static void main (String [] args) { // Zum checken der Anzahl der Argumente @@ -32,22 +41,12 @@ public class gpio_java gpio_cmdhandler(args[0], args[1]); - // todo: remove following not used code - /* - setgpio(true); - - try { - TimeUnit.SECONDS.sleep(1); - } - catch(InterruptedException e) - { - System.out.println("sleep error InterruptedException ocure"); - } - - setgpio(false); - */ + return; } + /** Die checkargs-Methode prüft ob zwei korrekte Argumente eingetragen wurden. + * @param argumens - Commandline argument + */ public static void checkargs(String[] argumens) { int laenge = argumens.length; @@ -56,11 +55,11 @@ public class gpio_java boolean parameter1 = false; boolean parameter2 = false; - + //Prüft ob zwei args angegeben wurden. if (laenge == 2) { - //ToDO: Pruefe erstes und zweites Argument - //Erstes Element(rel) + + //Prüft ob ein richtiges erstes args angegeben wurde. for (idx = 0; idx<8 ; idx++) { if (argumens[0].equals(rel_map[idx][0])) @@ -69,7 +68,8 @@ public class gpio_java break; } } - //Zweites Element (action) + + //Prüft ob ein richtiges zweites args angegeben wurde. for (idx = 0; idx<3 ; idx++) { if (argumens[1].equals(action[idx])) @@ -80,6 +80,9 @@ public class gpio_java } } + + // Wenn es nicht zwei Args sind dann wird getestet ob ein h drin ist. + // Wenn ja führt die Funktion show_usage aus. else if (Arrays.equals (argumens, h) == true) { @@ -87,16 +90,17 @@ public class gpio_java System.exit(0); } + + //Wenn Kein h drin steht und es kein der beiden args enthält kommt eine Fehlermeldung else { System.out.println("Error. If you need help, type the command -h"); System.exit(0); } - //ToDo: Return - } + /** Die init_gpio-Methode ist eine schleife die alle rel als output definiert.*/ public static void init_gpio() { int idx; @@ -113,6 +117,11 @@ public class gpio_java return; } + /** Die gpio_getport-Methode vergleicht im rel_map welcher port gesucht ist + * @param port - erster eingabe Wert der CMD Zeile + * @return idx - gibt den idx Wert aus rel_map zurück + * @return -1 - Fehler ausgabe + * */ public static int gpio_getport(String port) { int idx; @@ -128,7 +137,11 @@ public class gpio_java return -1; } - public static int gpio_cmdhandler(String port, String cmd) + /** Die gpio_cmdhandler-Methode schaltet die Relais an oder aus. + * @param port Relais(1-8) + * @param cmd Aktion (on/off/status) + * */ + public static void gpio_cmdhandler(String port, String cmd) { int idx_port; @@ -142,7 +155,7 @@ public class gpio_java launchcmd(cmd); } - if (cmd.equals(action [1])) + else if (cmd.equals(action [1])) { //Schalte off cmd = "/usr/bin/gpio -g write " + rel_map[idx_port][1] + " 0"; @@ -154,9 +167,10 @@ public class gpio_java cmd = "/usr/bin/gpio -g write " + port + status(); launchcmd(cmd); }*/ - return -1; + return; } + /** Die show_usage-Methode gibt eine Hilfestellung bei falscher Eingabe*/ public static void show_usage() { System.out.println("You have to enter exactly 2 arguments."); @@ -165,6 +179,8 @@ public class gpio_java System.out.println("Argument2: on,off or status"); } + /** Die launchcmd-Methode führt den Prozess aus. + * @param cmd - erster Eingabe Wert der CMD Zeile */ public static void launchcmd(String cmd) { // Wenn Simulation True ist kann sie auf dem PC ausfuehren @@ -184,22 +200,5 @@ public class gpio_java } } } - - - public static void setgpio(boolean status) - { - launchcmd("/usr/bin/gpio -g mode 14 out"); - - if(status == true) - { - launchcmd("/usr/bin/gpio -g write 14 1"); - } - else - { - launchcmd("/usr/bin/gpio -g write 14 0"); - } - } - - }