FileTransfer reworked (first steps - functionality as is), HttpUpload

separated, some bugfixes
- HttpUpload moved into own package
- FileTransfer managed by a central manager class, several
  FileTransferService implementation can be used
  - Security initializations moved to ConversationsPlusApplication
  - Access to PowerManager moved to ConversationsPlusApplication
  - Removed unused code fragments
  - Access to HttpConnectionManager is now static

4 files changed, 133 insertions, 0 deletions

diff --git a/src/main/java/de/thedevstack/conversationsplus/xmpp/exceptions/MissingRequiredContentException.java b/src/main/java/de/thedevstack/conversationsplus/xmpp/exceptions/MissingRequiredContentException.java
new file mode 100644
index 00000000..8b21cb9c
--- /dev/null
+++ b/src/main/java/de/thedevstack/conversationsplus/xmpp/exceptions/MissingRequiredContentException.java
@@ -0,0 +1,26 @@
+package de.thedevstack.conversationsplus.xmpp.exceptions;
+
+import de.thedevstack.conversationsplus.xml.Element;
+
+/**
+ *
+ */
+public class MissingRequiredContentException extends XmppException {
+    private String elementName;
+    private String namespace;
+
+    public MissingRequiredContentException(String elementName, Element context) {
+        super(context);
+        this.elementName = elementName;
+    }
+
+    public MissingRequiredContentException(String elementName, String namespace, Element context) {
+        this(elementName, context);
+        this.namespace = namespace;
+    }
+
+    @Override
+    public String getMessage() {
+        return "Missing required element content " + ((namespace != null) ? namespace + ":" : "") + elementName + " in context " + getContext();
+    }
+}
diff --git a/src/main/java/de/thedevstack/conversationsplus/xmpp/exceptions/MissingRequiredElementException.java b/src/main/java/de/thedevstack/conversationsplus/xmpp/exceptions/MissingRequiredElementException.java
new file mode 100644
index 00000000..8c8162ef
--- /dev/null
+++ b/src/main/java/de/thedevstack/conversationsplus/xmpp/exceptions/MissingRequiredElementException.java
@@ -0,0 +1,26 @@
+package de.thedevstack.conversationsplus.xmpp.exceptions;
+
+import de.thedevstack.conversationsplus.xml.Element;
+
+/**
+ *
+ */
+public class MissingRequiredElementException extends XmppException {
+    private String elementName;
+    private String namespace;
+
+    public MissingRequiredElementException(String elementName, Element context) {
+        super(context);
+        this.elementName = elementName;
+    }
+
+    public MissingRequiredElementException(String elementName, String namespace, Element context) {
+        this(elementName, context);
+        this.namespace = namespace;
+    }
+
+    @Override
+    public String getMessage() {
+        return "Missing required element " + ((namespace != null) ? namespace + ":" : "") + elementName + " in context " + getContext();
+    }
+}
diff --git a/src/main/java/de/thedevstack/conversationsplus/xmpp/exceptions/UnexpectedIqPacketTypeException.java b/src/main/java/de/thedevstack/conversationsplus/xmpp/exceptions/UnexpectedIqPacketTypeException.java
new file mode 100644
index 00000000..333f5dca
--- /dev/null
+++ b/src/main/java/de/thedevstack/conversationsplus/xmpp/exceptions/UnexpectedIqPacketTypeException.java
@@ -0,0 +1,25 @@
+package de.thedevstack.conversationsplus.xmpp.exceptions;
+
+import java.util.Arrays;
+
+import de.thedevstack.conversationsplus.xml.Element;
+import de.thedevstack.conversationsplus.xmpp.stanzas.IqPacket;
+
+/**
+ *
+ */
+public class UnexpectedIqPacketTypeException extends XmppException {
+    private final IqPacket.TYPE current;
+    private final IqPacket.TYPE[] expected;
+
+    public UnexpectedIqPacketTypeException(Element context, IqPacket.TYPE current, IqPacket.TYPE... expected) {
+        super(context);
+        this.expected = expected;
+        this.current = current;
+    }
+
+    @Override
+    public String getMessage() {
+        return "Unexpected IQ packet type '" + this.current + "' retrieved. One of " + Arrays.toString(expected) + " was expected.";
+    }
+}
diff --git a/src/main/java/de/thedevstack/conversationsplus/xmpp/exceptions/XmppException.java b/src/main/java/de/thedevstack/conversationsplus/xmpp/exceptions/XmppException.java
new file mode 100644
index 00000000..8c692f5b
--- /dev/null
+++ b/src/main/java/de/thedevstack/conversationsplus/xmpp/exceptions/XmppException.java
@@ -0,0 +1,56 @@
+package de.thedevstack.conversationsplus.xmpp.exceptions;
+
+import de.thedevstack.conversationsplus.xml.Element;
+
+/**
+ *
+ */
+public class XmppException extends Exception {
+    private Element context;
+    /**
+     * Constructs a new {@code Exception} that includes the current stack trace.
+     */
+    public XmppException() {
+    }
+
+    /**
+     * Constructs a new {@code Exception} that includes the current stack trace.
+     */
+    public XmppException(Element context) {
+        this.context = context;
+    }
+
+    /**
+     * Constructs a new {@code Exception} with the current stack trace and the
+     * specified cause.
+     *
+     * @param throwable the cause of this exception.
+     */
+    public XmppException(Throwable throwable) {
+        super(throwable);
+    }
+
+    /**
+     * Constructs a new {@code Exception} with the current stack trace and the
+     * specified cause.
+     *
+     * @param throwable the cause of this exception.
+     */
+    public XmppException(Element context, Throwable throwable) {
+        super(throwable);
+        this.context = context;
+    }
+
+    @Override
+    public String getMessage() {
+        if (null != context) {
+            return "Error in XMPP Element. XML element is: " + this.context.toString();
+        } else {
+            return super.getMessage();
+        }
+    }
+
+    public Element getContext() {
+        return context;
+    }
+}