Add name validation for cosmos database

Author: Flanker32

PluginsAndFeatures/azure-toolkit-for-intellij/azure-intellij-plugin-cosmos/src/main/java/com/microsoft/azure/toolkit/intellij/cosmos/creation/CosmosDatabaseCreationDialog.java

@@ -13,6 +13,7 @@
 import com.microsoft.azure.toolkit.lib.common.form.AzureFormInput;
 import com.microsoft.azure.toolkit.lib.common.form.AzureValidationInfo;
 import com.microsoft.azure.toolkit.lib.cosmos.model.DatabaseConfig;
+import org.apache.commons.lang3.StringUtils;
 
 import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
@@ -49,7 +50,7 @@ protected void init() {
         buttonGroup.add(manualRadioButton);
         autoscaleRadioButton.addItemListener(e -> toggleThroughputStatus());
         manualRadioButton.addItemListener(e -> toggleThroughputStatus());
-
+        txtName.addValidator(() -> validateDatabaseName());
         txtThroughputRu.setMinValue(400);
         txtThroughputRu.setMaxValue(1000000);
         txtThroughputRu.setValue(400);
@@ -61,6 +62,12 @@ protected void init() {
         autoscaleRadioButton.setSelected(true);
     }
 
+    private AzureValidationInfo validateDatabaseName() {
+            final String value = txtName.getValue();
+            return StringUtils.endsWith(value, StringUtils.SPACE) || StringUtils.containsAny(value, "\\", "/","#", "?", "%") ?
+                    AzureValidationInfo.error("Database name not end with space nor contains characters '\\', '/', '#', '?', '%'", txtName) : AzureValidationInfo.success(txtName);
+    }
+
     private AzureValidationInfo validateThroughputIncrements(@Nonnull AzureIntegerInput input) {
         final Integer value = input.getValue();
         return Objects.nonNull(value) && value % 100 == 0 ? AzureValidationInfo.success(input) : AzureValidationInfo.error("Throughput must be in multiples of 100", input);