Merge pull request #82 from studas/lista09/ex01ex02

Lista09/ex01ex02

.gitignore

@@ -48,3 +48,4 @@ hs_err_pid*
 /lista07/EX01/build/
 /lista06/ex05/dist/
 /lista09/ex04/target/
+/lista09/ex01ex02/target/

lista09/ex01ex02/pom.xml

@@ -0,0 +1,14 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>com.usp</groupId>
+    <artifactId>ex01ex02</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <packaging>jar</packaging>
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <maven.compiler.source>1.8</maven.compiler.source>
+        <maven.compiler.target>1.8</maven.compiler.target>
+        <exec.mainClass>com.usp.ex01ex02.Ex01ex02</exec.mainClass>
+    </properties>
+</project>

lista09/ex01ex02/src/main/java/com/usp/ex01ex02/Ex01ex02.java

@@ -0,0 +1,73 @@
+package com.usp.ex01ex02;
+
+import java.io.File;
+import java.io.FilenameFilter;
+import java.io.IOException;
+
+/**
+ *
+ * @author cillor
+ */
+public class Ex01ex02 {
+
+    public static void main(String[] args) {
+        String path = "/home/cillor/OneDriv/Documentos/Comprovantes/BoletosAp";
+        String filter = ".pdf";
+
+        System.out.println("Scanning with no filter:");
+        scanFiles(path);
+
+        System.out.println("\n\nScanning with filter:");
+        scanFiles(path, filter);
+    }
+
+    static void scanFiles(String sAFilePath) {
+        File fonte = new File(sAFilePath);
+        if (fonte.isDirectory()) {
+            File[] files = fonte.listFiles();
+            if (files != null) {
+                for (File file : files) {
+                    try {
+                        if (file.isDirectory())
+                            scanFiles(file.getCanonicalPath());
+                        else
+                            System.out.println(file.getName());
+                    } catch (IOException ex) {
+                        System.out.println("Erro:" + ex.getMessage());  
+                    }
+                }
+            }
+        }
+    }
+
+    static void scanFiles(String sAFilePath, String type) {
+
+        File fonte = new File(sAFilePath);
+        if (fonte.isDirectory()) {
+
+            FilenameFilter textFilter = (File dir, String name) -> {
+
+                String path = dir.getAbsolutePath() + "/" + name;
+                File file = new File(path);
+                if (file.isDirectory()) {
+                    return true; //filtra dentro os diretorios, permitindo a recursão por todo mundo
+                }
+
+                return name.toLowerCase().endsWith(type); //filtra fora os diretorios
+            };
+
+            File[] files = fonte.listFiles(textFilter);
+
+            for (File file : files) {
+                try {
+                    if (file.isDirectory())
+                        scanFiles(file.getCanonicalPath(), type);
+                    else
+                        System.out.println(file.getName());
+                } catch (IOException ex) {
+                    System.out.println("Erro:" + ex.getMessage());  
+                }
+            }
+        }
+    }
+}