add FileTools.java to wrap checked exceptions

PhilippSalvisberg · PhilippSalvisberg · commit c44c3714e4df · 2020-05-28T14:15:26.000+02:00
diff --git a/sqldev/src/main/java/org/utplsql/sqldev/model/FileTools.java b/sqldev/src/main/java/org/utplsql/sqldev/model/FileTools.java
@@ -0,0 +1,57 @@
+/*
+ * Copyright 2020 Philipp Salvisberg <philipp.salvisberg@trivadis.com>
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.utplsql.sqldev.model;
+
+import java.io.IOException;
+import java.nio.charset.Charset;
+import java.nio.file.Files;
+import java.nio.file.Path;
+
+import org.utplsql.sqldev.exception.GenericRuntimeException;
+
+public class FileTools {
+    // do not instantiate this class
+    private FileTools() {
+        super();
+    }
+
+    public static byte[] readFile(Path path) {
+        try {
+            return Files.readAllBytes(path);
+        } catch (IOException e) {
+            final String msg = "Cannot read file " + path.toString() + ".";
+            throw new GenericRuntimeException(msg, e);
+        }
+    }
+
+    public static void writeFile(Path path, byte[] bytes) {
+        try {
+            Files.write(path, bytes);
+        } catch (IOException e) {
+            final String msg = "Cannot write file " + path.toString() + ".";
+            throw new GenericRuntimeException(msg, e);
+        }
+    }
+
+    public static void writeFile(Path path, Iterable<? extends CharSequence> lines, Charset cs) {
+        try {
+            Files.write(path, lines, cs);
+        } catch (IOException e) {
+            final String msg = "Cannot write file " + path.toString() + ".";
+            throw new GenericRuntimeException(msg, e);
+        }
+    }
+}
