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11 files changed, 153 insertions, 0 deletions

diff --git a/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/InternalFailure.java b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/InternalFailure.java
new file mode 100644
index 00000000000..10b629a29e4
--- /dev/null
+++ b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/InternalFailure.java
@@ -0,0 +1,9 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.clustercontroller.utils.staterestapi.errors;
+
+public class InternalFailure extends StateRestApiException {
+
+    public InternalFailure(String description) {
+        super("Internal failure. Should not happen: " + description);
+    }
+}
diff --git a/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/InvalidContentException.java b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/InvalidContentException.java
new file mode 100644
index 00000000000..86f6dc81926
--- /dev/null
+++ b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/InvalidContentException.java
@@ -0,0 +1,11 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.clustercontroller.utils.staterestapi.errors;
+
+public class InvalidContentException extends StateRestApiException {
+
+    public InvalidContentException(String description) {
+        super(description);
+        setHtmlCode(400);
+        setHtmlStatus("Content of HTTP request had invalid data");
+    }
+}
diff --git a/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/InvalidOptionValueException.java b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/InvalidOptionValueException.java
new file mode 100644
index 00000000000..48700e3f343
--- /dev/null
+++ b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/InvalidOptionValueException.java
@@ -0,0 +1,11 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.clustercontroller.utils.staterestapi.errors;
+
+public class InvalidOptionValueException extends StateRestApiException {
+
+    public InvalidOptionValueException(String option, String value, String description) {
+        super("Option '" + option + "' have invalid value '" + value + "': " + description);
+        setHtmlCode(400);
+        setHtmlStatus("Option '" + option + "' have invalid value '" + value + "'");
+    }
+}
diff --git a/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/MissingResourceException.java b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/MissingResourceException.java
new file mode 100644
index 00000000000..4a0cb76f278
--- /dev/null
+++ b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/MissingResourceException.java
@@ -0,0 +1,11 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.clustercontroller.utils.staterestapi.errors;
+
+/**
+ * @author hakon
+ */
+public class MissingResourceException extends StateRestApiException {
+    public MissingResourceException(String resource) {
+        super("Missing resource '" + resource + "'");
+    }
+}
diff --git a/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/MissingUnitException.java b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/MissingUnitException.java
new file mode 100644
index 00000000000..037d82fa0b0
--- /dev/null
+++ b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/MissingUnitException.java
@@ -0,0 +1,21 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.clustercontroller.utils.staterestapi.errors;
+
+public class MissingUnitException extends StateRestApiException {
+
+    private static String createMessage(String[] path, int level) {
+        StringBuilder sb = new StringBuilder();
+        sb.append("No such resource '");
+        for (int i=0; i<=level; ++i) {
+            if (i != 0) sb.append('/');
+            sb.append(path[i]);
+        }
+        return sb.append("'.").toString();
+    }
+
+    public MissingUnitException(String[] path, int level) {
+        super(createMessage(path, level));
+        setHtmlCode(404);
+        setHtmlStatus(getMessage());
+    }
+}
diff --git a/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/NotMasterException.java b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/NotMasterException.java
new file mode 100644
index 00000000000..46e964d77ef
--- /dev/null
+++ b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/NotMasterException.java
@@ -0,0 +1,9 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.clustercontroller.utils.staterestapi.errors;
+
+public abstract class NotMasterException extends StateRestApiException {
+
+    public NotMasterException(String description) {
+        super(description);
+    }
+}
diff --git a/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/OperationNotSupportedForUnitException.java b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/OperationNotSupportedForUnitException.java
new file mode 100644
index 00000000000..e9ebccbfb66
--- /dev/null
+++ b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/OperationNotSupportedForUnitException.java
@@ -0,0 +1,19 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.clustercontroller.utils.staterestapi.errors;
+
+import java.util.Arrays;
+
+public class OperationNotSupportedForUnitException extends StateRestApiException {
+
+    private static String createMessage(String[] path, String description) {
+        return new StringBuilder()
+                .append(Arrays.toString(path)).append(": ").append(description)
+                .toString();
+    }
+
+    public OperationNotSupportedForUnitException(String path[], String description) {
+        super(createMessage(path, description));
+        setHtmlCode(405);
+        setHtmlStatus("Operation not supported for resource");
+    }
+}
diff --git a/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/OtherMasterException.java b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/OtherMasterException.java
new file mode 100644
index 00000000000..4a9c4fc60db
--- /dev/null
+++ b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/OtherMasterException.java
@@ -0,0 +1,16 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.clustercontroller.utils.staterestapi.errors;
+
+public class OtherMasterException extends NotMasterException {
+    private final String masterHost;
+    private final int masterPort;
+
+    public OtherMasterException(String masterHost, int masterPort) {
+        super("Cluster controller not master. Use master at " + masterHost + ":" + masterPort + ".");
+        this.masterHost = masterHost;
+        this.masterPort = masterPort;
+    }
+
+    public String getHost() { return masterHost; }
+    public int getPort() { return masterPort; }
+}
diff --git a/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/StateRestApiException.java b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/StateRestApiException.java
new file mode 100644
index 00000000000..6509b31c2c9
--- /dev/null
+++ b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/StateRestApiException.java
@@ -0,0 +1,32 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.clustercontroller.utils.staterestapi.errors;
+
+public abstract class StateRestApiException extends Exception {
+    private Integer htmlCode;
+    private String htmlStatus;
+
+    public StateRestApiException(String description) {
+        super(description);
+    }
+
+    /**
+     * If given, this HTML code is set in the response. If not given, a value will
+     * be autogenerated to fit.
+     */
+    public StateRestApiException setHtmlCode(int code) {
+        htmlCode = code;
+        return this;
+    }
+
+    /**
+     * If given, this HTML status string is set in the response. If not given, a value will
+     * be autogenerated to fit.
+     */
+    public StateRestApiException setHtmlStatus(String status) {
+        htmlStatus = status;
+        return this;
+    }
+
+    public Integer getCode() { return htmlCode; }
+    public String getStatus() { return htmlStatus; }
+}
diff --git a/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/UnknownMasterException.java b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/UnknownMasterException.java
new file mode 100644
index 00000000000..408d4c05092
--- /dev/null
+++ b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/UnknownMasterException.java
@@ -0,0 +1,9 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.vespa.clustercontroller.utils.staterestapi.errors;
+
+public class UnknownMasterException extends NotMasterException {
+
+    public UnknownMasterException() {
+        super("No known master cluster controller currently exists.");
+    }
+}
diff --git a/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/package-info.java b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/package-info.java
new file mode 100644
index 00000000000..6925d804cdb
--- /dev/null
+++ b/clustercontroller-utils/src/main/java/com/yahoo/vespa/clustercontroller/utils/staterestapi/errors/package-info.java
@@ -0,0 +1,5 @@
+// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+@ExportPackage
+package com.yahoo.vespa.clustercontroller.utils.staterestapi.errors;
+
+import com.yahoo.osgi.annotation.ExportPackage;