Renamed package from rife2 to rife

lib/src/main/java/rife/render/Capitalize.java

@@ -0,0 +1,50 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+import rife.tools.Localization;
+
+/**
+ * <p>Capitalizes a template value.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.Capitalize:valueId/--&gt;
+ *   {{v render:rife.render.Capitalize:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @since 1.0
+ */
+public class Capitalize implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            var value = template.getValue(differentiator);
+            return value.substring(0, 1).toUpperCase(Localization.getLocale()) + value.substring(1);
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/EncodeBase64.java

@@ -0,0 +1,52 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+import rife.tools.StringUtils;
+
+import java.nio.charset.StandardCharsets;
+
+/**
+ * <p>Encodes a template value to Base64.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.EncodeBase64:valueId/--&gt;
+ *   {{v render:rife.render.EncodeBase64:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @see StringUtils#encodeBase64(byte[])
+ * @since 1.0
+ */
+public class EncodeBase64 implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return StringUtils.encodeBase64(template.getValue(differentiator).getBytes(StandardCharsets.UTF_8));
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/EncodeHtml.java

@@ -0,0 +1,50 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+import rife.tools.StringUtils;
+
+/**
+ * <p>Encodes a template value to HTML.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.EncodeHtml:valueId/--&gt;
+ *   {{v render:rife.render.EncodeHtml:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @see StringUtils#encodeHtml(String)
+ * @since 1.0
+ */
+public class EncodeHtml implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return StringUtils.encodeHtml(template.getValue(differentiator));
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/EncodeHtmlEntities.java

@@ -0,0 +1,68 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+
+/**
+ * <p>Encodes a template value to HTML decimal entities</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.EncodeHtmlEntities:valueId/--&gt;
+ *   {{v render:rife.render.EncodeHtmlEntities:valueId/}}
+ * </pre>
+ *
+ * <p>For example {@code john@doe.com} would be encoded to:</p>
+ *
+ * <pre>&amp;#106;&amp;#111;&amp;#104;&amp;#110;&amp;#64;&amp;#100;&amp;#111;&amp;#101;&amp;#46;&amp;#99;&amp;#111;&amp;#109;</pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @since 1.0
+ */
+public class EncodeHtmlEntities implements ValueRenderer {
+    /**
+     * Converts a text string to HTML decimal entities.
+     *
+     * @param text the String to convert.
+     * @return the converted string.
+     */
+    public static String toHtmlEntities(String text) {
+        var buff = new StringBuilder(text.length() * 6);
+
+        for (var i = 0; i < text.length(); i++) {
+            buff.append("&#").append((int) text.charAt(i)).append(';');
+        }
+
+        return buff.toString();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return toHtmlEntities(template.getValue(differentiator));
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/EncodeJson.java

@@ -0,0 +1,50 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+import rife.tools.StringUtils;
+
+/**
+ * <p>Encodes a template value to JSON.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.EncodeJson:valueId/--&gt;
+ *   {{v render:rife.render.EncodeJson:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @see StringUtils#encodeJson(String)
+ * @since 1.0
+ */
+public class EncodeJson implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return StringUtils.encodeJson(template.getValue(differentiator));
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/EncodeQp.java

@@ -0,0 +1,85 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+import rife.tools.Localization;
+
+/**
+ * <p>Converts a template value to a quoted-printable string.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.EncodeQp:valueId/--&gt;
+ *   {{v render:rife.render.EncodeQp:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @since 1.0
+ */
+public class EncodeQp implements ValueRenderer {
+    /**
+     * Converts the given String to a quoted-printable string.
+     *
+     * @param src the source String
+     * @return the quoted-printable String
+     */
+    public static String toQuotedPrintable(String src) {
+        if (src == null || src.isEmpty()) {
+            return src;
+        }
+
+        char c;
+        var buff = new StringBuilder(src.length());
+        String hex;
+
+        for (var i = 0; i < src.length(); i++) {
+            c = src.charAt(i);
+
+            if (((c > 47) && (c < 58)) || ((c > 64) && (c < 91)) || ((c > 96) && (c < 123))) {
+                buff.append(c);
+            } else {
+                hex = Integer.toString(c, 16);
+
+                buff.append('=');
+
+                if (hex.length() == 1) {
+                    buff.append('0');
+                }
+
+                buff.append(hex.toUpperCase(Localization.getLocale()));
+            }
+        }
+
+        return buff.toString();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return toQuotedPrintable(template.getValue(differentiator));
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/EncodeUnicode.java

@@ -0,0 +1,50 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+import rife.tools.StringUtils;
+
+/**
+ * <p>Encodes a template value to Unicode escape codes.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.EncodeUnicode:valueId/--&gt;
+ *   {{v render:rife.render.EncodeUnicode:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @see StringUtils#encodeUnicode(String)
+ * @since 1.0
+ */
+public class EncodeUnicode implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return StringUtils.encodeUnicode(template.getValue(differentiator));
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/EncodeUrl.java

@@ -0,0 +1,50 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+import rife.tools.StringUtils;
+
+/**
+ * <p>URL-encodes a template value.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.EncodeUrl:valueId/--&gt;
+ *   {{v render:rife.render.EncodeUrl:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @see StringUtils#encodeUrl(String)
+ * @since 1.0
+ */
+public class EncodeUrl implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return StringUtils.encodeUrl(template.getValue(differentiator));
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/EncodeXml.java

@@ -0,0 +1,50 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+import rife.tools.StringUtils;
+
+/**
+ * <p>Encodes a template value to XML.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.EncodeXml:valueId/--&gt;
+ *   {{v render:rife.render.EncodeXml:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @see StringUtils#encodeXml(String)
+ * @since 1.0
+ */
+public class EncodeXml implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return StringUtils.encodeXml(template.getValue(differentiator));
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/Lowercase.java

@@ -0,0 +1,49 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+import rife.tools.Localization;
+
+/**
+ * <p>Converts a template value to lowercase.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.Lowercase:valueId/--&gt;
+ *   {{v render:rife.render.Lowercase:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @since 1.0
+ */
+public class Lowercase implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return template.getValue(differentiator).toLowerCase(Localization.getLocale());
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/Rot13.java

@@ -0,0 +1,86 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+
+/**
+ * <p>Translates a template value to/from ROT13.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.Rot13:valueId/--&gt;
+ *   {{v render:rife.render.Rot13:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @since 1.0
+ */
+public class Rot13 implements ValueRenderer {
+    /**
+     * Translates a String to/from ROT13.
+     *
+     * @param src The source String.
+     * @return The translated String.
+     */
+    public static String rot13(String src) {
+        if (src == null || src.isEmpty()) {
+            return "";
+        } else {
+            var output = new StringBuilder(src.length());
+
+            for (var i = 0; i < src.length(); i++) {
+                var inChar = src.charAt(i);
+
+                if ((inChar >= 'A') && (inChar <= 'Z')) {
+                    inChar += (char) 13;
+
+                    if (inChar > 'Z') {
+                        inChar -= (char) 26;
+                    }
+                }
+
+                if ((inChar >= 'a') && (inChar <= 'z')) {
+                    inChar += (char) 13;
+
+                    if (inChar > 'z') {
+                        inChar -= (char) 26;
+                    }
+                }
+
+                output.append(inChar);
+            }
+
+            return output.toString();
+        }
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return rot13(template.getValue(differentiator));
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/SwapCase.java

@@ -0,0 +1,78 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+
+/**
+ * <p>Swap case of a template value.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.SwapCase:valueId/--&gt;
+ *   {{v render:rife.render.SwapCase:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @since 1.0
+ */
+public class SwapCase implements ValueRenderer {
+    /**
+     * Swaps the case of a String.
+     *
+     * @param src the String to swap the case of
+     * @return the modified String or null
+     */
+    public static String swapCase(final String src) {
+        if (src == null || src.isEmpty()) {
+            return src;
+        }
+
+        int offset = 0;
+        var len = src.length();
+        var buff = new int[len];
+        for (var i = 0; i < len; ) {
+            int newCodePoint;
+            var curCodePoint = src.codePointAt(i);
+            if (Character.isUpperCase(curCodePoint) || Character.isTitleCase(curCodePoint)) {
+                newCodePoint = Character.toLowerCase(curCodePoint);
+            } else if (Character.isLowerCase(curCodePoint)) {
+                newCodePoint = Character.toUpperCase(curCodePoint);
+            } else {
+                newCodePoint = curCodePoint;
+            }
+            buff[offset++] = newCodePoint;
+            i += Character.charCount(newCodePoint);
+        }
+        return new String(buff, 0, offset);
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return swapCase(template.getValue(differentiator));
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/Trim.java

@@ -0,0 +1,48 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+
+/**
+ * <p>Removes leading and trailing whitespace from a template value.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.Trim:valueId/--&gt;
+ *   {{v render:rife.render.Trim:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @since 1.0
+ */
+public class Trim implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return template.getValue(differentiator).trim();
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/Uncapitalize.java

@@ -0,0 +1,50 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+import rife.tools.Localization;
+
+/**
+ * <p>Un-capitalizes a template value.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.Uncapitalize:valueId/--&gt;
+ *   {{v render:rife.render.Uncapitalize:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @since 1.0
+ */
+public class Uncapitalize implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            var value = template.getValue(differentiator);
+            return value.substring(0, 1).toLowerCase(Localization.getLocale()) + value.substring(1);
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/Uppercase.java

@@ -0,0 +1,49 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+import rife.tools.Localization;
+
+/**
+ * <p>Convert a template value to uppercase.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.Uppercase:valueId/--&gt;
+ *   {{v render:rife.render.Uppercase:valueId/}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @since 1.0
+ */
+public class Uppercase implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        if (template.hasValueId(differentiator)) {
+            return template.getValue(differentiator).toUpperCase(Localization.getLocale());
+        } else {
+            return "";
+        }
+    }
+}

lib/src/main/java/rife/render/Year.java

@@ -0,0 +1,44 @@
+/*
+ *  Copyright 2023 the original author or authors.
+ *
+ *  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
+ *
+ *       https://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 rife.render;
+
+import rife.template.Template;
+import rife.template.ValueRenderer;
+
+/**
+ * <p>Renders the current year.</p>
+ *
+ * <p>Usage:</p>
+ *
+ * <pre>
+ *   &lt;!--v render:rife.render.Year/--&gt;
+ *   {{v render:rife.render.Year}}
+ * </pre>
+ *
+ * @author <a href="https://erik.thauvin.net/">Erik C. Thauvin</a>
+ * @since 1.0
+ */
+public class Year implements ValueRenderer {
+    /**
+     * {@inheritDoc}
+     */
+    @Override
+    public String render(Template template, String valueId, String differentiator) {
+        return java.time.Year.now().toString();
+    }
+}