*                 v   v
   */
  // Define
  TF_Operation* feed1 = Placeholder(func_graph_, s_, "feed1");
  TF_Operation* feed2 = Placeholder(func_graph_, s_, "feed2");
  Define(-1, {}, {feed1, feed2}, {feed2, feed1}, {});

  // Use, run, and verify
  TF_Operation* two = ScalarConst(2, host_graph_, s_);
  TF_Operation* func_feed = Placeholder(host_graph_, s_);
  TF_Operation* func_op = Use({two, func_feed});

textarea.systemInfoData {
	height: 22em;
	line-height: 1.5em;
}

.login-box {
	height: 500px;
}

.empty-list-placeholder {
	text-align: center;
	padding: 2em 1em;
}

.empty-list-placeholder .fa {
	font-size: 2.5em;
	margin-bottom: 0.5em;
	display: block;
}

.empty-list-placeholder p {
	color: #6c757d;
	margin-top: 0.5em;

    /**
     * Loads a JSON resource file from the classpath with placeholder substitution.
     *
     * @param resourcePath The path to the resource file
     * @param substitutions A map of placeholder patterns to replacement values.
     *        Keys should be the literal placeholder strings (e.g., "${fess.dictionary.path}").
     * @return The content of the resource file with placeholders replaced

        this.regexPrefix = regexPrefix;
    }

    /**
     * Sets the placeholder string used in regex-based related content templates.
     * This placeholder is replaced with the actual search query when
     * a regex pattern matches the query.
     *
     * @param queryPlaceHolder the placeholder string to be replaced with the query (default: "__QUERY__")
     */

    }

    @Test
    public void testLoadJsonResourceWithSubstitution() throws IOException {
        Map<String, String> substitutions = new HashMap<>();
        substitutions.put("${test.placeholder}", "replaced_value");

        // Test loading with substitution - using a resource that exists
        String content = SettingsResourceLoader.loadJsonResource("suggest_indices/suggest_settings.json", substitutions);

						<c:set var="ph_old_password">
							<la:message key="labels.profile.placeholder_old_password" />
						</c:set>
						<la:password property="oldPassword" class="form-control"
									 placeholder="${ph_old_password}" />
						<div class="input-group-append">
							<span class="input-group-text"><i class="fa fa-lock fa-fw" aria-hidden="true"></i></span>
						</div>
					</div>
					<div class="input-group mb-3">

										</div>
										<div class="col-sm-6">
											<input type="text" id="tags.${f:h(valueKey)}" name="tags.${f:h(valueKey)}" value="${f:h(savedTags.get(valueKey))}" class="form-control" placeholder="Value" >
										</div>
									</div>
									</c:forEach>

						<c:set var="ph_username">
							<la:message key="labels.login.placeholder_username" />
						</c:set>
						<la:text property="username" styleId="username"
							class="form-control" placeholder="${ph_username}" />
						<div class="input-group-append">
							<span class="input-group-text">
								<i class="fa fa-user fa-fw" aria-hidden="true"></i>
            				</span>
						</div>
					</div>

						<c:set var="ph_old_password">
							<la:message key="labels.profile.placeholder_old_password" />
						</c:set>
						<la:password property="oldPassword" class="form-control"
									 placeholder="${ph_old_password}" />
						<div class="input-group-append">
							<span class="input-group-text"><i class="fa fa-lock fa-fw" aria-hidden="true"></i></span>
						</div>
					</div>
					<div class="input-group mb-3">

                String expectedValuePart = fieldNamePart.toLowerCase()
                        .replace("_", ".")
                        .replaceAll("\\.placeholder$", ".placeholder")
                        .replaceAll("\\.placeholder\\.(.+)", ".placeholder_$1");

                String expectedValue = "{labels." + expectedValuePart + "}";