From 1c8bc7132d980c1ff2dbd6b9af579c3b2fd8c63e Mon Sep 17 00:00:00 2001 From: bculkin2442 Date: Sun, 3 Apr 2016 19:22:48 -0400 Subject: General code refactoring and maintenance --- .../src/main/java/bjc/utils/gui/awt/ExtensionFileFilter.java | 4 ++++ .../src/main/java/bjc/utils/gui/awt/SimpleFileDialog.java | 12 ++++++++++++ 2 files changed, 16 insertions(+) (limited to 'BJC-Utils2/src/main/java/bjc/utils/gui/awt') diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/awt/ExtensionFileFilter.java b/BJC-Utils2/src/main/java/bjc/utils/gui/awt/ExtensionFileFilter.java index 368f8be..7e2c2d2 100644 --- a/BJC-Utils2/src/main/java/bjc/utils/gui/awt/ExtensionFileFilter.java +++ b/BJC-Utils2/src/main/java/bjc/utils/gui/awt/ExtensionFileFilter.java @@ -29,6 +29,10 @@ public class ExtensionFileFilter implements FilenameFilter { * The extensions to show in this filter. */ public ExtensionFileFilter(List exts) { + if (exts == null) { + throw new NullPointerException("Extensions must not be null"); + } + extensions = new FunctionalList<>(exts); } diff --git a/BJC-Utils2/src/main/java/bjc/utils/gui/awt/SimpleFileDialog.java b/BJC-Utils2/src/main/java/bjc/utils/gui/awt/SimpleFileDialog.java index a8df3b9..7617199 100644 --- a/BJC-Utils2/src/main/java/bjc/utils/gui/awt/SimpleFileDialog.java +++ b/BJC-Utils2/src/main/java/bjc/utils/gui/awt/SimpleFileDialog.java @@ -42,6 +42,12 @@ public class SimpleFileDialog { */ public static File getOpenFile(Frame parent, String title, String... extensions) { + if (parent == null) { + throw new NullPointerException("Parent must not be null"); + } else if (title == null) { + throw new NullPointerException("Title must not be null"); + } + FileDialog fileDialog = new FileDialog(parent, title, FileDialog.LOAD); @@ -87,6 +93,12 @@ public class SimpleFileDialog { */ public static File getSaveFile(Frame parent, String title, String... extensions) { + if (parent == null) { + throw new NullPointerException("Parent must not be null"); + } else if (title == null) { + throw new NullPointerException("Title must not be null"); + } + FileDialog fileDialog = new FileDialog(parent, title, FileDialog.SAVE); -- cgit v1.2.3